20446415

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{4177}}^1$

素因数の和:4282

約数の個数: 16

約数和(自身を含む): 27073440

約数和(自身を除く): 6627025

約数列:

[1, 5, 11, 55, 89, 445, 979, 4177, 4895, 20885, 45947, 229735, 371753, 1858765, 4089283, 20446415]

約数ペア:

[(1, 20446415), (5, 4089283), (11, 1858765), (55, 371753), (89, 229735), (445, 45947), (979, 20885), (4177, 4895)]