20182686

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1\times {\mathrm{397}}^1$

素因数の和:668

約数の個数: 32

約数和(自身を含む): 41742240

約数和(自身を除く): 21559554

約数列:

[1, 2, 3, 6, 37, 74, 111, 222, 229, 397, 458, 687, 794, 1191, 1374, 2382, 8473, 14689, 16946, 25419, 29378, 44067, 50838, 88134, 90913, 181826, 272739, 545478, 3363781, 6727562, 10091343, 20182686]

約数ペア:

[(1, 20182686), (2, 10091343), (3, 6727562), (6, 3363781), (37, 545478), (74, 272739), (111, 181826), (222, 90913), (229, 88134), (397, 50838), (458, 44067), (687, 29378), (794, 25419), (1191, 16946), (1374, 14689), (2382, 8473)]