20112812499

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{77867}}^1$

素因数の和:78099

約数の個数: 32

約数和(自身を含む): 29826558720

約数和(自身を除く): 9713746221

約数列:

[1, 3, 13, 37, 39, 111, 179, 481, 537, 1443, 2327, 6623, 6981, 19869, 77867, 86099, 233601, 258297, 1012271, 2881079, 3036813, 8643237, 13938193, 37454027, 41814579, 112362081, 181196509, 515713141, 543589527, 1547139423, 6704270833, 20112812499]

約数ペア:

[(1, 20112812499), (3, 6704270833), (13, 1547139423), (37, 543589527), (39, 515713141), (111, 181196509), (179, 112362081), (481, 41814579), (537, 37454027), (1443, 13938193), (2327, 8643237), (6623, 3036813), (6981, 2881079), (19869, 1012271), (77867, 258297), (86099, 233601)]