20197360402540

素因数分解:

$2^2\times 5^1\times {\mathrm{8597}}^1\times {\mathrm{117467491}}^1$

素因数の和:117476097

約数の個数: 24

約数和(自身を含む): 42419390841072

約数和(自身を除く): 22222030438532

約数列:

[1, 2, 4, 5, 10, 20, 8597, 17194, 34388, 42985, 85970, 171940, 117467491, 234934982, 469869964, 587337455, 1174674910, 2349349820, 1009868020127, 2019736040254, 4039472080508, 5049340100635, 10098680201270, 20197360402540]

約数ペア:

[(1, 20197360402540), (2, 10098680201270), (4, 5049340100635), (5, 4039472080508), (10, 2019736040254), (20, 1009868020127), (8597, 2349349820), (17194, 1174674910), (34388, 587337455), (42985, 469869964), (85970, 234934982), (171940, 117467491)]