20107948

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{8069}}^1$

素因数の和:8169

約数の個数: 24

約数和(自身を含む): 40672800

約数和(自身を除く): 20564852

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 356, 623, 1246, 2492, 8069, 16138, 32276, 56483, 112966, 225932, 718141, 1436282, 2872564, 5026987, 10053974, 20107948]

約数ペア:

[(1, 20107948), (2, 10053974), (4, 5026987), (7, 2872564), (14, 1436282), (28, 718141), (89, 225932), (178, 112966), (356, 56483), (623, 32276), (1246, 16138), (2492, 8069)]