20170771684

素因数分解:

$2^2\times 7^1\times {\mathrm{720384703}}^1$

素因数の和:720384714

約数の個数: 12

約数和(自身を含む): 40341543424

約数和(自身を除く): 20170771740

約数列:

[1, 2, 4, 7, 14, 28, 720384703, 1440769406, 2881538812, 5042692921, 10085385842, 20170771684]

約数ペア:

[(1, 20170771684), (2, 10085385842), (4, 5042692921), (7, 2881538812), (14, 1440769406), (28, 720384703)]