16930881

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{9001}}^1$

素因数の和:9037

約数の個数: 24

約数和(自身を含む): 28086240

約数和(自身を除く): 11155359

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 1881, 9001, 27003, 81009, 99011, 171019, 297033, 513057, 891099, 1539171, 1881209, 5643627, 16930881]

約数ペア:

[(1, 16930881), (3, 5643627), (9, 1881209), (11, 1539171), (19, 891099), (33, 513057), (57, 297033), (99, 171019), (171, 99011), (209, 81009), (627, 27003), (1881, 9001)]