20465210

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{43543}}^1$

素因数の和:43597

約数の個数: 16

約数和(自身を含む): 37622016

約数和(自身を除く): 17156806

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 43543, 87086, 217715, 435430, 2046521, 4093042, 10232605, 20465210]

約数ペア:

[(1, 20465210), (2, 10232605), (5, 4093042), (10, 2046521), (47, 435430), (94, 217715), (235, 87086), (470, 43543)]