20804362

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{47}}^2\times {\mathrm{277}}^1$

素因数の和:390

約数の個数: 24

約数和(自身を含む): 33882084

約数和(自身を除く): 13077722

約数列:

[1, 2, 17, 34, 47, 94, 277, 554, 799, 1598, 2209, 4418, 4709, 9418, 13019, 26038, 37553, 75106, 221323, 442646, 611893, 1223786, 10402181, 20804362]

約数ペア:

[(1, 20804362), (2, 10402181), (17, 1223786), (34, 611893), (47, 442646), (94, 221323), (277, 75106), (554, 37553), (799, 26038), (1598, 13019), (2209, 9418), (4418, 4709)]