20791208

素因数分解:

$2^3\times {\mathrm{179}}^1\times {\mathrm{14519}}^1$

素因数の和:14704

約数の個数: 16

約数和(自身を含む): 39204000

約数和(自身を除く): 18412792

約数列:

[1, 2, 4, 8, 179, 358, 716, 1432, 14519, 29038, 58076, 116152, 2598901, 5197802, 10395604, 20791208]

約数ペア:

[(1, 20791208), (2, 10395604), (4, 5197802), (8, 2598901), (179, 116152), (358, 58076), (716, 29038), (1432, 14519)]