12648351490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1\times {\mathrm{135581}}^1$

素因数の和:136098

約数の個数: 32

約数和(自身を含む): 24014283840

約数和(自身を除く): 11365932350

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 491, 982, 2455, 4910, 9329, 18658, 46645, 93290, 135581, 271162, 677905, 1355810, 2576039, 5152078, 12880195, 25760390, 66570271, 133140542, 332851355, 665702710, 1264835149, 2529670298, 6324175745, 12648351490]

約数ペア:

[(1, 12648351490), (2, 6324175745), (5, 2529670298), (10, 1264835149), (19, 665702710), (38, 332851355), (95, 133140542), (190, 66570271), (491, 25760390), (982, 12880195), (2455, 5152078), (4910, 2576039), (9329, 1355810), (18658, 677905), (46645, 271162), (93290, 135581)]