20277297

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{4243}}^1$

素因数の和:4314

約数の個数: 20

約数和(自身を含む): 30811440

約数和(自身を除く): 10534143

約数列:

[1, 3, 9, 27, 59, 81, 177, 531, 1593, 4243, 4779, 12729, 38187, 114561, 250337, 343683, 751011, 2253033, 6759099, 20277297]

約数ペア:

[(1, 20277297), (3, 6759099), (9, 2253033), (27, 751011), (59, 343683), (81, 250337), (177, 114561), (531, 38187), (1593, 12729), (4243, 4779)]