20809315812

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{359}}^1$

素因数の和:614

約数の個数: 192

約数和(自身を含む): 54190080000

約数和(自身を除く): 33380764188

約数列:

[1, 2, 3, 4, 6, 12, 19, 31, 38, 57, 59, 62, 76, 93, 114, 118, 124, 139, 177, 186, 228, 236, 278, 354, 359, 372, 417, 556, 589, 708, 718, 834, 1077, 1121, 1178, 1436, 1668, 1767, 1829, 2154, 2242, 2356, 2641, 3363, 3534, 3658, 4308, 4309, 4484, 5282, 5487, 6726, 6821, 7068, 7316, 7923, 8201, 8618, 10564, 10974, 11129, 12927, 13452, 13642, 15846, 16402, 17236, 20463, 21181, 21948, 22258, 24603, 25854, 27284, 31692, 32804, 33387, 34751, 40926, 42362, 44516, 49206, 49901, 51708, 63543, 66774, 69502, 81852, 81871, 84724, 98412, 99802, 104253, 127086, 133548, 139004, 149703, 155819, 163742, 199604, 208506, 211451, 245613, 254172, 254231, 299406, 311638, 327484, 402439, 417012, 422902, 467457, 491226, 508462, 598812, 623276, 634353, 656611, 762693, 804878, 845804, 934914, 948119, 982452, 1016924, 1207317, 1268706, 1313222, 1525386, 1546931, 1609756, 1869828, 1896238, 1969833, 2414634, 2537412, 2626444, 2844357, 2944159, 3050772, 3093862, 3792476, 3939666, 4640793, 4829268, 4830389, 5688714, 5888318, 6187724, 7879332, 8832477, 9281586, 9660778, 11377428, 11776636, 12475609, 14491167, 17664954, 18563172, 19321556, 24951218, 28982334, 29391689, 35329908, 37426827, 49902436, 55939021, 57964668, 58783378, 74853654, 88175067, 91268929, 111878042, 117566756, 149707308, 167817063, 176350134, 182537858, 223756084, 273806787, 335634126, 352700268, 365075716, 547613574, 671268252, 1095227148, 1734109651, 3468219302, 5202328953, 6936438604, 10404657906, 20809315812]

約数ペア:

[(1, 20809315812), (2, 10404657906), (3, 6936438604), (4, 5202328953), (6, 3468219302), (12, 1734109651), (19, 1095227148), (31, 671268252), (38, 547613574), (57, 365075716), (59, 352700268), (62, 335634126), (76, 273806787), (93, 223756084), (114, 182537858), (118, 176350134), (124, 167817063), (139, 149707308), (177, 117566756), (186, 111878042), (228, 91268929), (236, 88175067), (278, 74853654), (354, 58783378), (359, 57964668), (372, 55939021), (417, 49902436), (556, 37426827), (589, 35329908), (708, 29391689), (718, 28982334), (834, 24951218), (1077, 19321556), (1121, 18563172), (1178, 17664954), (1436, 14491167), (1668, 12475609), (1767, 11776636), (1829, 11377428), (2154, 9660778), (2242, 9281586), (2356, 8832477), (2641, 7879332), (3363, 6187724), (3534, 5888318), (3658, 5688714), (4308, 4830389), (4309, 4829268), (4484, 4640793), (5282, 3939666), (5487, 3792476), (6726, 3093862), (6821, 3050772), (7068, 2944159), (7316, 2844357), (7923, 2626444), (8201, 2537412), (8618, 2414634), (10564, 1969833), (10974, 1896238), (11129, 1869828), (12927, 1609756), (13452, 1546931), (13642, 1525386), (15846, 1313222), (16402, 1268706), (17236, 1207317), (20463, 1016924), (21181, 982452), (21948, 948119), (22258, 934914), (24603, 845804), (25854, 804878), (27284, 762693), (31692, 656611), (32804, 634353), (33387, 623276), (34751, 598812), (40926, 508462), (42362, 491226), (44516, 467457), (49206, 422902), (49901, 417012), (51708, 402439), (63543, 327484), (66774, 311638), (69502, 299406), (81852, 254231), (81871, 254172), (84724, 245613), (98412, 211451), (99802, 208506), (104253, 199604), (127086, 163742), (133548, 155819), (139004, 149703)]