18105009

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{4259}}^1$

素因数の和:4384

約数の個数: 16

約数和(自身を含む): 26241600

約数和(自身を除く): 8136591

約数列:

[1, 3, 13, 39, 109, 327, 1417, 4251, 4259, 12777, 55367, 166101, 464231, 1392693, 6035003, 18105009]

約数ペア:

[(1, 18105009), (3, 6035003), (13, 1392693), (39, 464231), (109, 166101), (327, 55367), (1417, 12777), (4251, 4259)]