19628254

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{3943}}^1$

素因数の和:4095

約数の個数: 16

約数和(自身を含む): 31236480

約数和(自身を除く): 11608226

約数列:

[1, 2, 19, 38, 131, 262, 2489, 3943, 4978, 7886, 74917, 149834, 516533, 1033066, 9814127, 19628254]

約数ペア:

[(1, 19628254), (2, 9814127), (19, 1033066), (38, 516533), (131, 149834), (262, 74917), (2489, 7886), (3943, 4978)]