20178472426

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{49700671}}^1$

素因数の和:49700709

約数の個数: 16

約数和(自身を含む): 35784483840

約数和(自身を除く): 15606011414

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 49700671, 99401342, 347904697, 695809394, 1441319459, 2882638918, 10089236213, 20178472426]

約数ペア:

[(1, 20178472426), (2, 10089236213), (7, 2882638918), (14, 1441319459), (29, 695809394), (58, 347904697), (203, 99401342), (406, 49700671)]