218963068

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{10253}}^1$

素因数の和:10557

約数の個数: 24

約数和(自身を含む): 404827920

約数和(自身を除く): 185864852

約数列:

[1, 2, 4, 19, 38, 76, 281, 562, 1124, 5339, 10253, 10678, 20506, 21356, 41012, 194807, 389614, 779228, 2881093, 5762186, 11524372, 54740767, 109481534, 218963068]

約数ペア:

[(1, 218963068), (2, 109481534), (4, 54740767), (19, 11524372), (38, 5762186), (76, 2881093), (281, 779228), (562, 389614), (1124, 194807), (5339, 41012), (10253, 21356), (10678, 20506)]