19941788

素因数分解:

$2^2\times {\mathrm{113}}^1\times {\mathrm{44119}}^1$

素因数の和:44236

約数の個数: 12

約数和(自身を含む): 35207760

約数和(自身を除く): 15265972

約数列:

[1, 2, 4, 113, 226, 452, 44119, 88238, 176476, 4985447, 9970894, 19941788]

約数ペア:

[(1, 19941788), (2, 9970894), (4, 4985447), (113, 176476), (226, 88238), (452, 44119)]