19902172

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{292679}}^1$

素因数の和:292700

約数の個数: 12

約数和(自身を含む): 36877680

約数和(自身を除く): 16975508

約数列:

[1, 2, 4, 17, 34, 68, 292679, 585358, 1170716, 4975543, 9951086, 19902172]

約数ペア:

[(1, 19902172), (2, 9951086), (4, 4975543), (17, 1170716), (34, 585358), (68, 292679)]