19520996

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{443659}}^1$

素因数の和:443674

約数の個数: 12

約数和(自身を含む): 37267440

約数和(自身を除く): 17746444

約数列:

[1, 2, 4, 11, 22, 44, 443659, 887318, 1774636, 4880249, 9760498, 19520996]

約数ペア:

[(1, 19520996), (2, 9760498), (4, 4880249), (11, 1774636), (22, 887318), (44, 443659)]