397795894

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{1021}}^1\times {\mathrm{10253}}^1$

素因数の和:11295

約数の個数: 16

約数和(自身を含む): 628775280

約数和(自身を除く): 230979386

約数列:

[1, 2, 19, 38, 1021, 2042, 10253, 19399, 20506, 38798, 194807, 389614, 10468313, 20936626, 198897947, 397795894]

約数ペア:

[(1, 397795894), (2, 198897947), (19, 20936626), (38, 10468313), (1021, 389614), (2042, 194807), (10253, 38798), (19399, 20506)]