20845008

素因数分解:

$2^4\times 3^2\times {\mathrm{144757}}^1$

素因数の和:144771

約数の個数: 30

約数和(自身を含む): 58337474

約数和(自身を除く): 37492466

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 144757, 289514, 434271, 579028, 868542, 1158056, 1302813, 1737084, 2316112, 2605626, 3474168, 5211252, 6948336, 10422504, 20845008]

約数ペア:

[(1, 20845008), (2, 10422504), (3, 6948336), (4, 5211252), (6, 3474168), (8, 2605626), (9, 2316112), (12, 1737084), (16, 1302813), (18, 1158056), (24, 868542), (36, 579028), (48, 434271), (72, 289514), (144, 144757)]