20530186

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{11393}}^1$

素因数の和:11465

約数の個数: 16

約数和(自身を含む): 33224904

約数和(自身を除く): 12694718

約数列:

[1, 2, 17, 34, 53, 106, 901, 1802, 11393, 22786, 193681, 387362, 603829, 1207658, 10265093, 20530186]

約数ペア:

[(1, 20530186), (2, 10265093), (17, 1207658), (34, 603829), (53, 387362), (106, 193681), (901, 22786), (1802, 11393)]