20819550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{138797}}^1$

素因数の和:138812

約数の個数: 24

約数和(自身を含む): 51632856

約数和(自身を除く): 30813306

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 138797, 277594, 416391, 693985, 832782, 1387970, 2081955, 3469925, 4163910, 6939850, 10409775, 20819550]

約数ペア:

[(1, 20819550), (2, 10409775), (3, 6939850), (5, 4163910), (6, 3469925), (10, 2081955), (15, 1387970), (25, 832782), (30, 693985), (50, 416391), (75, 277594), (150, 138797)]