20177055730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{155208121}}^1$

素因数の和:155208141

約数の個数: 16

約数和(自身を含む): 39112446744

約数和(自身を除く): 18935391014

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 155208121, 310416242, 776040605, 1552081210, 2017705573, 4035411146, 10088527865, 20177055730]

約数ペア:

[(1, 20177055730), (2, 10088527865), (5, 4035411146), (10, 2017705573), (13, 1552081210), (26, 776040605), (65, 310416242), (130, 155208121)]