20648412

素因数分解:

$2^2\times 3^3\times {\mathrm{191189}}^1$

素因数の和:191202

約数の個数: 24

約数和(自身を含む): 53533200

約数和(自身を除く): 32884788

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 191189, 382378, 573567, 764756, 1147134, 1720701, 2294268, 3441402, 5162103, 6882804, 10324206, 20648412]

約数ペア:

[(1, 20648412), (2, 10324206), (3, 6882804), (4, 5162103), (6, 3441402), (9, 2294268), (12, 1720701), (18, 1147134), (27, 764756), (36, 573567), (54, 382378), (108, 191189)]