18543681

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2297}}^1$

素因数の和:2342

約数の個数: 32

約数和(自身を含む): 30885120

約数和(自身を除く): 12341439

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 117, 207, 299, 351, 621, 897, 2297, 2691, 6891, 8073, 20673, 29861, 52831, 62019, 89583, 158493, 268749, 475479, 686803, 806247, 1426437, 2060409, 6181227, 18543681]

約数ペア:

[(1, 18543681), (3, 6181227), (9, 2060409), (13, 1426437), (23, 806247), (27, 686803), (39, 475479), (69, 268749), (117, 158493), (207, 89583), (299, 62019), (351, 52831), (621, 29861), (897, 20673), (2297, 8073), (2691, 6891)]