20611728

素因数分解:

$2^4\times 3^2\times {\mathrm{143137}}^1$

素因数の和:143151

約数の個数: 30

約数和(自身を含む): 57684614

約数和(自身を除く): 37072886

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 143137, 286274, 429411, 572548, 858822, 1145096, 1288233, 1717644, 2290192, 2576466, 3435288, 5152932, 6870576, 10305864, 20611728]

約数ペア:

[(1, 20611728), (2, 10305864), (3, 6870576), (4, 5152932), (6, 3435288), (8, 2576466), (9, 2290192), (12, 1717644), (16, 1288233), (18, 1145096), (24, 858822), (36, 572548), (48, 429411), (72, 286274), (144, 143137)]