19798506

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1$

素因数の和:130

約数の個数: 160

約数和(自身を含む): 58544640

約数和(自身を除く): 38746134

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 17, 18, 21, 26, 27, 34, 39, 42, 51, 54, 63, 78, 79, 81, 91, 102, 117, 119, 126, 153, 158, 162, 182, 189, 221, 234, 237, 238, 273, 306, 351, 357, 378, 442, 459, 474, 546, 553, 567, 663, 702, 711, 714, 819, 918, 1027, 1053, 1071, 1106, 1134, 1326, 1343, 1377, 1422, 1547, 1638, 1659, 1989, 2054, 2106, 2133, 2142, 2457, 2686, 2754, 3081, 3094, 3213, 3318, 3978, 4029, 4266, 4641, 4914, 4977, 5967, 6162, 6399, 6426, 7189, 7371, 8058, 9243, 9282, 9401, 9639, 9954, 11934, 12087, 12798, 13923, 14378, 14742, 14931, 17459, 17901, 18486, 18802, 19278, 21567, 24174, 27729, 27846, 28203, 29862, 34918, 35802, 36261, 41769, 43134, 44793, 52377, 55458, 56406, 64701, 72522, 83187, 83538, 84609, 89586, 104754, 108783, 122213, 125307, 129402, 157131, 166374, 169218, 194103, 217566, 244426, 250614, 253827, 314262, 366639, 388206, 471393, 507654, 582309, 733278, 761481, 942786, 1099917, 1164618, 1414179, 1522962, 2199834, 2828358, 3299751, 6599502, 9899253, 19798506]

約数ペア:

[(1, 19798506), (2, 9899253), (3, 6599502), (6, 3299751), (7, 2828358), (9, 2199834), (13, 1522962), (14, 1414179), (17, 1164618), (18, 1099917), (21, 942786), (26, 761481), (27, 733278), (34, 582309), (39, 507654), (42, 471393), (51, 388206), (54, 366639), (63, 314262), (78, 253827), (79, 250614), (81, 244426), (91, 217566), (102, 194103), (117, 169218), (119, 166374), (126, 157131), (153, 129402), (158, 125307), (162, 122213), (182, 108783), (189, 104754), (221, 89586), (234, 84609), (237, 83538), (238, 83187), (273, 72522), (306, 64701), (351, 56406), (357, 55458), (378, 52377), (442, 44793), (459, 43134), (474, 41769), (546, 36261), (553, 35802), (567, 34918), (663, 29862), (702, 28203), (711, 27846), (714, 27729), (819, 24174), (918, 21567), (1027, 19278), (1053, 18802), (1071, 18486), (1106, 17901), (1134, 17459), (1326, 14931), (1343, 14742), (1377, 14378), (1422, 13923), (1547, 12798), (1638, 12087), (1659, 11934), (1989, 9954), (2054, 9639), (2106, 9401), (2133, 9282), (2142, 9243), (2457, 8058), (2686, 7371), (2754, 7189), (3081, 6426), (3094, 6399), (3213, 6162), (3318, 5967), (3978, 4977), (4029, 4914), (4266, 4641)]