18638602

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{233}}^1$

素因数の和:342

約数の個数: 32

約数和(自身を含む): 30730752

約数和(自身を除く): 12092150

約数列:

[1, 2, 23, 37, 46, 47, 74, 94, 233, 466, 851, 1081, 1702, 1739, 2162, 3478, 5359, 8621, 10718, 10951, 17242, 21902, 39997, 79994, 198283, 251873, 396566, 405187, 503746, 810374, 9319301, 18638602]

約数ペア:

[(1, 18638602), (2, 9319301), (23, 810374), (37, 503746), (46, 405187), (47, 396566), (74, 251873), (94, 198283), (233, 79994), (466, 39997), (851, 21902), (1081, 17242), (1702, 10951), (1739, 10718), (2162, 8621), (3478, 5359)]