20837970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{231533}}^1$

素因数の和:231546

約数の個数: 24

約数和(自身を含む): 54178956

約数和(自身を除く): 33340986

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 231533, 463066, 694599, 1157665, 1389198, 2083797, 2315330, 3472995, 4167594, 6945990, 10418985, 20837970]

約数ペア:

[(1, 20837970), (2, 10418985), (3, 6945990), (5, 4167594), (6, 3472995), (9, 2315330), (10, 2083797), (15, 1389198), (18, 1157665), (30, 694599), (45, 463066), (90, 231533)]