20131720535

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{6401183}}^1$

素因数の和:6401242

約数の個数: 16

約数和(自身を含む): 26270459136

約数和(自身を除く): 6138738601

約数列:

[1, 5, 17, 37, 85, 185, 629, 3145, 6401183, 32005915, 108820111, 236843771, 544100555, 1184218855, 4026344107, 20131720535]

約数ペア:

[(1, 20131720535), (5, 4026344107), (17, 1184218855), (37, 544100555), (85, 236843771), (185, 108820111), (629, 32005915), (3145, 6401183)]