20019448

素因数分解:

$2^3\times {\mathrm{1051}}^1\times {\mathrm{2381}}^1$

素因数の和:3438

約数の個数: 16

約数和(自身を含む): 37587960

約数和(自身を除く): 17568512

約数列:

[1, 2, 4, 8, 1051, 2102, 2381, 4204, 4762, 8408, 9524, 19048, 2502431, 5004862, 10009724, 20019448]

約数ペア:

[(1, 20019448), (2, 10009724), (4, 5004862), (8, 2502431), (1051, 19048), (2102, 9524), (2381, 8408), (4204, 4762)]