18904622

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^2\times {\mathrm{389}}^1$

素因数の和:496

約数の個数: 24

約数和(自身を含む): 31688280

約数和(自身を除く): 12783658

約数列:

[1, 2, 11, 22, 47, 94, 389, 517, 778, 1034, 2209, 4279, 4418, 8558, 18283, 24299, 36566, 48598, 201113, 402226, 859301, 1718602, 9452311, 18904622]

約数ペア:

[(1, 18904622), (2, 9452311), (11, 1718602), (22, 859301), (47, 402226), (94, 201113), (389, 48598), (517, 36566), (778, 24299), (1034, 18283), (2209, 8558), (4279, 4418)]