20560683

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{4357}}^1$

素因数の和:4395

約数の個数: 24

約数和(自身を含む): 32458384

約数和(自身を除く): 11897701

約数列:

[1, 3, 11, 13, 33, 39, 121, 143, 363, 429, 1573, 4357, 4719, 13071, 47927, 56641, 143781, 169923, 527197, 623051, 1581591, 1869153, 6853561, 20560683]

約数ペア:

[(1, 20560683), (3, 6853561), (11, 1869153), (13, 1581591), (33, 623051), (39, 527197), (121, 169923), (143, 143781), (363, 56641), (429, 47927), (1573, 13071), (4357, 4719)]