20001238068

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{12329}}^1$

素因数の和:12470

約数の個数: 144

約数和(自身を含む): 56674598400

約数和(自身を除く): 36673360332

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 49, 62, 84, 89, 93, 98, 124, 147, 178, 186, 196, 217, 267, 294, 356, 372, 434, 534, 588, 623, 651, 868, 1068, 1246, 1302, 1519, 1869, 2492, 2604, 2759, 3038, 3738, 4361, 4557, 5518, 6076, 7476, 8277, 8722, 9114, 11036, 12329, 13083, 16554, 17444, 18228, 19313, 24658, 26166, 33108, 36987, 38626, 49316, 52332, 57939, 73974, 77252, 86303, 115878, 135191, 147948, 172606, 231756, 258909, 270382, 345212, 382199, 405573, 517818, 540764, 604121, 764398, 811146, 1035636, 1097281, 1146597, 1208242, 1528796, 1622292, 1812363, 2194562, 2293194, 2416484, 2675393, 3291843, 3624726, 4389124, 4586388, 5350786, 6583686, 7249452, 7680967, 8026179, 10701572, 13167372, 15361934, 16052358, 18727751, 23042901, 30723868, 32104716, 34015711, 37455502, 46085802, 53766769, 56183253, 68031422, 74911004, 92171604, 102047133, 107533538, 112366506, 136062844, 161300307, 204094266, 215067076, 224733012, 238109977, 322600614, 408188532, 476219954, 645201228, 714329931, 952439908, 1428659862, 1666769839, 2857319724, 3333539678, 5000309517, 6667079356, 10000619034, 20001238068]

約数ペア:

[(1, 20001238068), (2, 10000619034), (3, 6667079356), (4, 5000309517), (6, 3333539678), (7, 2857319724), (12, 1666769839), (14, 1428659862), (21, 952439908), (28, 714329931), (31, 645201228), (42, 476219954), (49, 408188532), (62, 322600614), (84, 238109977), (89, 224733012), (93, 215067076), (98, 204094266), (124, 161300307), (147, 136062844), (178, 112366506), (186, 107533538), (196, 102047133), (217, 92171604), (267, 74911004), (294, 68031422), (356, 56183253), (372, 53766769), (434, 46085802), (534, 37455502), (588, 34015711), (623, 32104716), (651, 30723868), (868, 23042901), (1068, 18727751), (1246, 16052358), (1302, 15361934), (1519, 13167372), (1869, 10701572), (2492, 8026179), (2604, 7680967), (2759, 7249452), (3038, 6583686), (3738, 5350786), (4361, 4586388), (4557, 4389124), (5518, 3624726), (6076, 3291843), (7476, 2675393), (8277, 2416484), (8722, 2293194), (9114, 2194562), (11036, 1812363), (12329, 1622292), (13083, 1528796), (16554, 1208242), (17444, 1146597), (18228, 1097281), (19313, 1035636), (24658, 811146), (26166, 764398), (33108, 604121), (36987, 540764), (38626, 517818), (49316, 405573), (52332, 382199), (57939, 345212), (73974, 270382), (77252, 258909), (86303, 231756), (115878, 172606), (135191, 147948)]