18546830

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1381}}^1$

素因数の和:1484

約数の個数: 32

約数和(自身を含む): 35821440

約数和(自身を除く): 17274610

約数列:

[1, 2, 5, 10, 17, 34, 79, 85, 158, 170, 395, 790, 1343, 1381, 2686, 2762, 6715, 6905, 13430, 13810, 23477, 46954, 109099, 117385, 218198, 234770, 545495, 1090990, 1854683, 3709366, 9273415, 18546830]

約数ペア:

[(1, 18546830), (2, 9273415), (5, 3709366), (10, 1854683), (17, 1090990), (34, 545495), (79, 234770), (85, 218198), (158, 117385), (170, 109099), (395, 46954), (790, 23477), (1343, 13810), (1381, 13430), (2686, 6905), (2762, 6715)]