20946947

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{757}}^1$

素因数の和:890

約数の個数: 16

約数和(自身を含む): 24741120

約数和(自身を除く): 3794173

約数列:

[1, 7, 59, 67, 413, 469, 757, 3953, 5299, 27671, 44663, 50719, 312641, 355033, 2992421, 20946947]

約数ペア:

[(1, 20946947), (7, 2992421), (59, 355033), (67, 312641), (413, 50719), (469, 44663), (757, 27671), (3953, 5299)]