18406665

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{24061}}^1$

素因数の和:24089

約数の個数: 24

約数和(自身を含む): 33783048

約数和(自身を除く): 15376383

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 24061, 72183, 120305, 216549, 360915, 409037, 1082745, 1227111, 2045185, 3681333, 6135555, 18406665]

約数ペア:

[(1, 18406665), (3, 6135555), (5, 3681333), (9, 2045185), (15, 1227111), (17, 1082745), (45, 409037), (51, 360915), (85, 216549), (153, 120305), (255, 72183), (765, 24061)]