20418066

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{331}}^1$

素因数の和:511

約数の個数: 48

約数和(自身を含む): 46612800

約数和(自身を除く): 26194734

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 149, 207, 298, 331, 414, 447, 662, 894, 993, 1341, 1986, 2682, 2979, 3427, 5958, 6854, 7613, 10281, 15226, 20562, 22839, 30843, 45678, 49319, 61686, 68517, 98638, 137034, 147957, 295914, 443871, 887742, 1134337, 2268674, 3403011, 6806022, 10209033, 20418066]

約数ペア:

[(1, 20418066), (2, 10209033), (3, 6806022), (6, 3403011), (9, 2268674), (18, 1134337), (23, 887742), (46, 443871), (69, 295914), (138, 147957), (149, 137034), (207, 98638), (298, 68517), (331, 61686), (414, 49319), (447, 45678), (662, 30843), (894, 22839), (993, 20562), (1341, 15226), (1986, 10281), (2682, 7613), (2979, 6854), (3427, 5958)]