18772562

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1\times {\mathrm{523}}^1$

素因数の和:793

約数の個数: 16

約数和(自身を含む): 28635552

約数和(自身を除く): 9862990

約数列:

[1, 2, 131, 137, 262, 274, 523, 1046, 17947, 35894, 68513, 71651, 137026, 143302, 9386281, 18772562]

約数ペア:

[(1, 18772562), (2, 9386281), (131, 143302), (137, 137026), (262, 71651), (274, 68513), (523, 35894), (1046, 17947)]