20379141

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1531}}^1$

素因数の和:1586

約数の個数: 32

約数和(自身を含む): 33091200

約数和(自身を除く): 12712059

約数列:

[1, 3, 9, 17, 27, 29, 51, 87, 153, 261, 459, 493, 783, 1479, 1531, 4437, 4593, 13311, 13779, 26027, 41337, 44399, 78081, 133197, 234243, 399591, 702729, 754783, 1198773, 2264349, 6793047, 20379141]

約数ペア:

[(1, 20379141), (3, 6793047), (9, 2264349), (17, 1198773), (27, 754783), (29, 702729), (51, 399591), (87, 234243), (153, 133197), (261, 78081), (459, 44399), (493, 41337), (783, 26027), (1479, 13779), (1531, 13311), (4437, 4593)]