18804220

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{14033}}^1$

素因数の和:14109

約数の個数: 24

約数和(自身を含む): 40081104

約数和(自身を除く): 21276884

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 14033, 28066, 56132, 70165, 140330, 280660, 940211, 1880422, 3760844, 4701055, 9402110, 18804220]

約数ペア:

[(1, 18804220), (2, 9402110), (4, 4701055), (5, 3760844), (10, 1880422), (20, 940211), (67, 280660), (134, 140330), (268, 70165), (335, 56132), (670, 28066), (1340, 14033)]