20983608

素因数分解:

$2^3\times 3^2\times {\mathrm{291439}}^1$

素因数の和:291451

約数の個数: 24

約数和(自身を含む): 56830800

約数和(自身を除く): 35847192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 291439, 582878, 874317, 1165756, 1748634, 2331512, 2622951, 3497268, 5245902, 6994536, 10491804, 20983608]

約数ペア:

[(1, 20983608), (2, 10491804), (3, 6994536), (4, 5245902), (6, 3497268), (8, 2622951), (9, 2331512), (12, 1748634), (18, 1165756), (24, 874317), (36, 582878), (72, 291439)]