20712842

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{1061}}^1$

素因数の和:1333

約数の個数: 16

約数和(自身を含む): 31961952

約数和(自身を除く): 11249110

約数列:

[1, 2, 43, 86, 227, 454, 1061, 2122, 9761, 19522, 45623, 91246, 240847, 481694, 10356421, 20712842]

約数ペア:

[(1, 20712842), (2, 10356421), (43, 481694), (86, 240847), (227, 91246), (454, 45623), (1061, 19522), (2122, 9761)]