19338374

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{887}}^1\times {\mathrm{991}}^1$

素因数の和:1891

約数の個数: 16

約数和(自身を含む): 31712256

約数和(自身を除く): 12373882

約数列:

[1, 2, 11, 22, 887, 991, 1774, 1982, 9757, 10901, 19514, 21802, 879017, 1758034, 9669187, 19338374]

約数ペア:

[(1, 19338374), (2, 9669187), (11, 1758034), (22, 879017), (887, 21802), (991, 19514), (1774, 10901), (1982, 9757)]