20774871

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4799}}^1$

素因数の和:4855

約数の個数: 24

約数和(自身を含む): 33196800

約数和(自身を除く): 12421929

約数列:

[1, 3, 9, 13, 37, 39, 111, 117, 333, 481, 1443, 4329, 4799, 14397, 43191, 62387, 177563, 187161, 532689, 561483, 1598067, 2308319, 6924957, 20774871]

約数ペア:

[(1, 20774871), (3, 6924957), (9, 2308319), (13, 1598067), (37, 561483), (39, 532689), (111, 187161), (117, 177563), (333, 62387), (481, 43191), (1443, 14397), (4329, 4799)]