20171120893

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{4294469}}^1$

素因数の和:4294548

約数の個数: 16

約数和(自身を含む): 25560685440

約数和(自身を除く): 5389564547

約数列:

[1, 7, 11, 61, 77, 427, 671, 4697, 4294469, 30061283, 47239159, 261962609, 330674113, 1833738263, 2881588699, 20171120893]

約数ペア:

[(1, 20171120893), (7, 2881588699), (11, 1833738263), (61, 330674113), (77, 261962609), (427, 47239159), (671, 30061283), (4697, 4294469)]