18042051

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^2\times {\mathrm{191}}^1$

素因数の和:291

約数の個数: 24

約数和(自身を含む): 25933824

約数和(自身を除く): 7891773

約数列:

[1, 3, 23, 37, 69, 111, 191, 573, 851, 1369, 2553, 4107, 4393, 7067, 13179, 21201, 31487, 94461, 162541, 261479, 487623, 784437, 6014017, 18042051]

約数ペア:

[(1, 18042051), (3, 6014017), (23, 784437), (37, 487623), (69, 261479), (111, 162541), (191, 94461), (573, 31487), (851, 21201), (1369, 13179), (2553, 7067), (4107, 4393)]