389620802

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{539641}}^1$

素因数の和:539681

約数の個数: 12

約数和(自身を含む): 616810806

約数和(自身を除く): 227190004

約数列:

[1, 2, 19, 38, 361, 722, 539641, 1079282, 10253179, 20506358, 194810401, 389620802]

約数ペア:

[(1, 389620802), (2, 194810401), (19, 20506358), (38, 10253179), (361, 1079282), (722, 539641)]