19367428

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{1223}}^1$

素因数の和:1371

約数の個数: 24

約数和(自身を含む): 35163072

約数和(自身を除く): 15795644

約数列:

[1, 2, 4, 37, 74, 107, 148, 214, 428, 1223, 2446, 3959, 4892, 7918, 15836, 45251, 90502, 130861, 181004, 261722, 523444, 4841857, 9683714, 19367428]

約数ペア:

[(1, 19367428), (2, 9683714), (4, 4841857), (37, 523444), (74, 261722), (107, 181004), (148, 130861), (214, 90502), (428, 45251), (1223, 15836), (2446, 7918), (3959, 4892)]