19858424

素因数分解:

$2^3\times {\mathrm{137}}^1\times {\mathrm{18119}}^1$

素因数の和:18262

約数の個数: 16

約数和(自身を含む): 37508400

約数和(自身を除く): 17649976

約数列:

[1, 2, 4, 8, 137, 274, 548, 1096, 18119, 36238, 72476, 144952, 2482303, 4964606, 9929212, 19858424]

約数ペア:

[(1, 19858424), (2, 9929212), (4, 4964606), (8, 2482303), (137, 144952), (274, 72476), (548, 36238), (1096, 18119)]