20123701899

素因数分解:

$3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{1249}}^1\times {\mathrm{5081}}^1$

素因数の和:6491

約数の個数: 32

約数和(自身を含む): 30898560000

約数和(自身を除く): 10774858101

約数列:

[1, 3, 7, 21, 151, 453, 1057, 1249, 3171, 3747, 5081, 8743, 15243, 26229, 35567, 106701, 188599, 565797, 767231, 1320193, 2301693, 3960579, 5370617, 6346169, 16111851, 19038507, 44423183, 133269549, 958271519, 2874814557, 6707900633, 20123701899]

約数ペア:

[(1, 20123701899), (3, 6707900633), (7, 2874814557), (21, 958271519), (151, 133269549), (453, 44423183), (1057, 19038507), (1249, 16111851), (3171, 6346169), (3747, 5370617), (5081, 3960579), (8743, 2301693), (15243, 1320193), (26229, 767231), (35567, 565797), (106701, 188599)]