20611539

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{1559}}^1$

素因数の和:1691

約数の個数: 24

約数和(自身を含む): 32366880

約数和(自身を除く): 11755341

約数列:

[1, 3, 9, 13, 39, 113, 117, 339, 1017, 1469, 1559, 4407, 4677, 13221, 14031, 20267, 60801, 176167, 182403, 528501, 1585503, 2290171, 6870513, 20611539]

約数ペア:

[(1, 20611539), (3, 6870513), (9, 2290171), (13, 1585503), (39, 528501), (113, 182403), (117, 176167), (339, 60801), (1017, 20267), (1469, 14031), (1559, 13221), (4407, 4677)]