18945849

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{457}}^1\times {\mathrm{1063}}^1$

素因数の和:1536

約数の個数: 16

約数和(自身を含む): 27289472

約数和(自身を除く): 8343623

約数列:

[1, 3, 13, 39, 457, 1063, 1371, 3189, 5941, 13819, 17823, 41457, 485791, 1457373, 6315283, 18945849]

約数ペア:

[(1, 18945849), (3, 6315283), (13, 1457373), (39, 485791), (457, 41457), (1063, 17823), (1371, 13819), (3189, 5941)]