20171158028

素因数分解:

$2^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{4770851}}^1$

素因数の和:4771013

約数の個数: 24

約数和(自身を含む): 40609492224

約数和(自身を除く): 20438334196

約数列:

[1, 2, 4, 7, 14, 28, 151, 302, 604, 1057, 2114, 4228, 4770851, 9541702, 19083404, 33395957, 66791914, 133583828, 720398501, 1440797002, 2881594004, 5042789507, 10085579014, 20171158028]

約数ペア:

[(1, 20171158028), (2, 10085579014), (4, 5042789507), (7, 2881594004), (14, 1440797002), (28, 720398501), (151, 133583828), (302, 66791914), (604, 33395957), (1057, 19083404), (2114, 9541702), (4228, 4770851)]