18012105

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{5801}}^1$

素因数の和:5838

約数の個数: 32

約数和(自身を含む): 33419520

約数和(自身を除く): 15407415

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 3105, 5801, 17403, 29005, 52209, 87015, 133423, 156627, 261045, 400269, 667115, 783135, 1200807, 2001345, 3602421, 6004035, 18012105]

約数ペア:

[(1, 18012105), (3, 6004035), (5, 3602421), (9, 2001345), (15, 1200807), (23, 783135), (27, 667115), (45, 400269), (69, 261045), (115, 156627), (135, 133423), (207, 87015), (345, 52209), (621, 29005), (1035, 17403), (3105, 5801)]