20342569

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{241}}^1$

素因数の和:448

約数の個数: 16

約数和(自身を含む): 22658944

約数和(自身を除く): 2316375

約数列:

[1, 13, 43, 151, 241, 559, 1963, 3133, 6493, 10363, 36391, 84409, 134719, 473083, 1564813, 20342569]

約数ペア:

[(1, 20342569), (13, 1564813), (43, 473083), (151, 134719), (241, 84409), (559, 36391), (1963, 10363), (3133, 6493)]