20245524

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:249

約数の個数: 72

約数和(自身を含む): 52264800

約数和(自身を除く): 32019276

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 67, 78, 134, 149, 156, 169, 201, 268, 298, 338, 402, 447, 507, 596, 676, 804, 871, 894, 1014, 1742, 1788, 1937, 2028, 2613, 3484, 3874, 5226, 5811, 7748, 9983, 10452, 11323, 11622, 19966, 22646, 23244, 25181, 29949, 33969, 39932, 45292, 50362, 59898, 67938, 75543, 100724, 119796, 129779, 135876, 151086, 259558, 302172, 389337, 519116, 778674, 1557348, 1687127, 3374254, 5061381, 6748508, 10122762, 20245524]

約数ペア:

[(1, 20245524), (2, 10122762), (3, 6748508), (4, 5061381), (6, 3374254), (12, 1687127), (13, 1557348), (26, 778674), (39, 519116), (52, 389337), (67, 302172), (78, 259558), (134, 151086), (149, 135876), (156, 129779), (169, 119796), (201, 100724), (268, 75543), (298, 67938), (338, 59898), (402, 50362), (447, 45292), (507, 39932), (596, 33969), (676, 29949), (804, 25181), (871, 23244), (894, 22646), (1014, 19966), (1742, 11622), (1788, 11323), (1937, 10452), (2028, 9983), (2613, 7748), (3484, 5811), (3874, 5226)]