20339175

素因数分解:

$3^1\times 5^2\times {\mathrm{139}}^1\times {\mathrm{1951}}^1$

素因数の和:2103

約数の個数: 24

約数和(自身を含む): 33886720

約数和(自身を除く): 13547545

約数列:

[1, 3, 5, 15, 25, 75, 139, 417, 695, 1951, 2085, 3475, 5853, 9755, 10425, 29265, 48775, 146325, 271189, 813567, 1355945, 4067835, 6779725, 20339175]

約数ペア:

[(1, 20339175), (3, 6779725), (5, 4067835), (15, 1355945), (25, 813567), (75, 271189), (139, 146325), (417, 48775), (695, 29265), (1951, 10425), (2085, 9755), (3475, 5853)]