18441085

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^2\times {\mathrm{101}}^1$

素因数の和:225

約数の個数: 24

約数和(自身を含む): 24530184

約数和(自身を除く): 6089099

約数列:

[1, 5, 13, 53, 65, 101, 265, 505, 689, 1313, 2809, 3445, 5353, 6565, 14045, 26765, 36517, 69589, 182585, 283709, 347945, 1418545, 3688217, 18441085]

約数ペア:

[(1, 18441085), (5, 3688217), (13, 1418545), (53, 347945), (65, 283709), (101, 182585), (265, 69589), (505, 36517), (689, 26765), (1313, 14045), (2809, 6565), (3445, 5353)]