20791854

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{31219}}^1$

素因数の和:31264

約数の個数: 24

約数和(自身を含む): 46268040

約数和(自身を除く): 25476186

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 666, 31219, 62438, 93657, 187314, 280971, 561942, 1155103, 2310206, 3465309, 6930618, 10395927, 20791854]

約数ペア:

[(1, 20791854), (2, 10395927), (3, 6930618), (6, 3465309), (9, 2310206), (18, 1155103), (37, 561942), (74, 280971), (111, 187314), (222, 93657), (333, 62438), (666, 31219)]