20356686

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{161561}}^1$

素因数の和:161576

約数の個数: 24

約数和(自身を含む): 50407344

約数和(自身を除く): 30050658

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 161561, 323122, 484683, 969366, 1130927, 1454049, 2261854, 2908098, 3392781, 6785562, 10178343, 20356686]

約数ペア:

[(1, 20356686), (2, 10178343), (3, 6785562), (6, 3392781), (7, 2908098), (9, 2261854), (14, 1454049), (18, 1130927), (21, 969366), (42, 484683), (63, 323122), (126, 161561)]