20178044590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2129}}^1\times {\mathrm{86161}}^1$

素因数の和:88308

約数の個数: 32

約数和(自身を含む): 39641412960

約数和(自身を除く): 19463368370

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 2129, 4258, 10645, 21290, 23419, 46838, 86161, 117095, 172322, 234190, 430805, 861610, 947771, 1895542, 4738855, 9477710, 183436769, 366873538, 917183845, 1834367690, 2017804459, 4035608918, 10089022295, 20178044590]

約数ペア:

[(1, 20178044590), (2, 10089022295), (5, 4035608918), (10, 2017804459), (11, 1834367690), (22, 917183845), (55, 366873538), (110, 183436769), (2129, 9477710), (4258, 4738855), (10645, 1895542), (21290, 947771), (23419, 861610), (46838, 430805), (86161, 234190), (117095, 172322)]