18826264

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{587}}^1$

素因数の和:823

約数の個数: 32

約数和(自身を含む): 37396800

約数和(自身を除く): 18570536

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 211, 422, 587, 844, 1174, 1688, 2348, 4009, 4696, 8018, 11153, 16036, 22306, 32072, 44612, 89224, 123857, 247714, 495428, 990856, 2353283, 4706566, 9413132, 18826264]

約数ペア:

[(1, 18826264), (2, 9413132), (4, 4706566), (8, 2353283), (19, 990856), (38, 495428), (76, 247714), (152, 123857), (211, 89224), (422, 44612), (587, 32072), (844, 22306), (1174, 16036), (1688, 11153), (2348, 8018), (4009, 4696)]