20668302

素因数分解:

$2^1\times 3^2\times {\mathrm{331}}^1\times {\mathrm{3469}}^1$

素因数の和:3808

約数の個数: 24

約数和(自身を含む): 44929560

約数和(自身を除く): 24261258

約数列:

[1, 2, 3, 6, 9, 18, 331, 662, 993, 1986, 2979, 3469, 5958, 6938, 10407, 20814, 31221, 62442, 1148239, 2296478, 3444717, 6889434, 10334151, 20668302]

約数ペア:

[(1, 20668302), (2, 10334151), (3, 6889434), (6, 3444717), (9, 2296478), (18, 1148239), (331, 62442), (662, 31221), (993, 20814), (1986, 10407), (2979, 6938), (3469, 5958)]