20817774

素因数分解:

$2^1\times 3^2\times {\mathrm{433}}^1\times {\mathrm{2671}}^1$

素因数の和:3112

約数の個数: 24

約数和(自身を含む): 45226272

約数和(自身を除く): 24408498

約数列:

[1, 2, 3, 6, 9, 18, 433, 866, 1299, 2598, 2671, 3897, 5342, 7794, 8013, 16026, 24039, 48078, 1156543, 2313086, 3469629, 6939258, 10408887, 20817774]

約数ペア:

[(1, 20817774), (2, 10408887), (3, 6939258), (6, 3469629), (9, 2313086), (18, 1156543), (433, 48078), (866, 24039), (1299, 16026), (2598, 8013), (2671, 7794), (3897, 5342)]