12319820

素因数分解:

$2^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1861}}^1$

素因数の和:2201

約数の個数: 24

約数和(自身を含む): 25963728

約数和(自身を除く): 13643908

約数列:

[1, 2, 4, 5, 10, 20, 331, 662, 1324, 1655, 1861, 3310, 3722, 6620, 7444, 9305, 18610, 37220, 615991, 1231982, 2463964, 3079955, 6159910, 12319820]

約数ペア:

[(1, 12319820), (2, 6159910), (4, 3079955), (5, 2463964), (10, 1231982), (20, 615991), (331, 37220), (662, 18610), (1324, 9305), (1655, 7444), (1861, 6620), (3310, 3722)]