19990010246975

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{739}}^1\times {\mathrm{34903331}}^1$

素因数の和:34904111

約数の個数: 24

約数和(自身を含む): 25621837954560

約数和(自身を除く): 5631827707585

約数列:

[1, 5, 25, 31, 155, 739, 775, 3695, 18475, 22909, 114545, 572725, 34903331, 174516655, 872583275, 1082003261, 5410016305, 25793561609, 27050081525, 128967808045, 644839040225, 799600409879, 3998002049395, 19990010246975]

約数ペア:

[(1, 19990010246975), (5, 3998002049395), (25, 799600409879), (31, 644839040225), (155, 128967808045), (739, 27050081525), (775, 25793561609), (3695, 5410016305), (18475, 1082003261), (22909, 872583275), (114545, 174516655), (572725, 34903331)]