20171120876

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{571}}^1\times {\mathrm{111791}}^1$

素因数の和:112445

約数の個数: 24

約数和(自身を含む): 35809213440

約数和(自身を除く): 15638092564

約数列:

[1, 2, 4, 79, 158, 316, 571, 1142, 2284, 45109, 90218, 111791, 180436, 223582, 447164, 8831489, 17662978, 35325956, 63832661, 127665322, 255330644, 5042780219, 10085560438, 20171120876]

約数ペア:

[(1, 20171120876), (2, 10085560438), (4, 5042780219), (79, 255330644), (158, 127665322), (316, 63832661), (571, 35325956), (1142, 17662978), (2284, 8831489), (45109, 447164), (90218, 223582), (111791, 180436)]