18026985

素因数分解:

$3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1$

素因数の和:345

約数の個数: 32

約数和(自身を含む): 29708928

約数和(自身を除く): 11681943

約数列:

[1, 3, 5, 15, 73, 101, 163, 219, 303, 365, 489, 505, 815, 1095, 1515, 2445, 7373, 11899, 16463, 22119, 35697, 36865, 49389, 59495, 82315, 110595, 178485, 246945, 1201799, 3605397, 6008995, 18026985]

約数ペア:

[(1, 18026985), (3, 6008995), (5, 3605397), (15, 1201799), (73, 246945), (101, 178485), (163, 110595), (219, 82315), (303, 59495), (365, 49389), (489, 36865), (505, 35697), (815, 22119), (1095, 16463), (1515, 11899), (2445, 7373)]