19796138

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1\times {\mathrm{1061}}^1$

素因数の和:1573

約数の個数: 16

約数和(自身を含む): 31350240

約数和(自身を除く): 11554102

約数列:

[1, 2, 19, 38, 491, 982, 1061, 2122, 9329, 18658, 20159, 40318, 520951, 1041902, 9898069, 19796138]

約数ペア:

[(1, 19796138), (2, 9898069), (19, 1041902), (38, 520951), (491, 40318), (982, 20159), (1061, 18658), (2122, 9329)]