18768663

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2011}}^1$

素因数の和:2095

約数の個数: 24

約数和(自身を含む): 29190096

約数和(自身を除く): 10421433

約数列:

[1, 3, 9, 17, 51, 61, 153, 183, 549, 1037, 2011, 3111, 6033, 9333, 18099, 34187, 102561, 122671, 307683, 368013, 1104039, 2085407, 6256221, 18768663]

約数ペア:

[(1, 18768663), (3, 6256221), (9, 2085407), (17, 1104039), (51, 368013), (61, 307683), (153, 122671), (183, 102561), (549, 34187), (1037, 18099), (2011, 9333), (3111, 6033)]