18181917

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8179}}^1$

素因数の和:8217

約数の個数: 24

約数和(自身を含む): 29775200

約数和(自身を除く): 11593283

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 8179, 24537, 73611, 106327, 155401, 318981, 466203, 956943, 1398609, 2020213, 6060639, 18181917]

約数ペア:

[(1, 18181917), (3, 6060639), (9, 2020213), (13, 1398609), (19, 956943), (39, 466203), (57, 318981), (117, 155401), (171, 106327), (247, 73611), (741, 24537), (2223, 8179)]