20123684

素因数分解:

$2^2\times 7^1\times {\mathrm{718703}}^1$

素因数の和:718714

約数の個数: 12

約数和(自身を含む): 40247424

約数和(自身を除く): 20123740

約数列:

[1, 2, 4, 7, 14, 28, 718703, 1437406, 2874812, 5030921, 10061842, 20123684]

約数ペア:

[(1, 20123684), (2, 10061842), (4, 5030921), (7, 2874812), (14, 1437406), (28, 718703)]