20201446

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{11311}}^1$

素因数の和:11379

約数の個数: 16

約数和(自身を含む): 32578560

約数和(自身を除く): 12377114

約数列:

[1, 2, 19, 38, 47, 94, 893, 1786, 11311, 22622, 214909, 429818, 531617, 1063234, 10100723, 20201446]

約数ペア:

[(1, 20201446), (2, 10100723), (19, 1063234), (38, 531617), (47, 429818), (94, 214909), (893, 22622), (1786, 11311)]