20054619

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{947}}^1$

素因数の和:1147

約数の個数: 24

約数和(自身を含む): 31401552

約数和(自身を除く): 11346933

約数列:

[1, 3, 9, 13, 39, 117, 181, 543, 947, 1629, 2353, 2841, 7059, 8523, 12311, 21177, 36933, 110799, 171407, 514221, 1542663, 2228291, 6684873, 20054619]

約数ペア:

[(1, 20054619), (3, 6684873), (9, 2228291), (13, 1542663), (39, 514221), (117, 171407), (181, 110799), (543, 36933), (947, 21177), (1629, 12311), (2353, 8523), (2841, 7059)]