20697754

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{134401}}^1$

素因数の和:134421

約数の個数: 16

約数和(自身を含む): 38707776

約数和(自身を除く): 18010022

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 134401, 268802, 940807, 1478411, 1881614, 2956822, 10348877, 20697754]

約数ペア:

[(1, 20697754), (2, 10348877), (7, 2956822), (11, 1881614), (14, 1478411), (22, 940807), (77, 268802), (154, 134401)]