12131820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{67399}}^1$

素因数の和:67414

約数の個数: 36

約数和(自身を含む): 36800400

約数和(自身を除く): 24668580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 67399, 134798, 202197, 269596, 336995, 404394, 606591, 673990, 808788, 1010985, 1213182, 1347980, 2021970, 2426364, 3032955, 4043940, 6065910, 12131820]

約数ペア:

[(1, 12131820), (2, 6065910), (3, 4043940), (4, 3032955), (5, 2426364), (6, 2021970), (9, 1347980), (10, 1213182), (12, 1010985), (15, 808788), (18, 673990), (20, 606591), (30, 404394), (36, 336995), (45, 269596), (60, 202197), (90, 134798), (180, 67399)]