18337149

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{263}}^1$

素因数の和:457

約数の個数: 24

約数和(自身を含む): 27236352

約数和(自身を除く): 8899203

約数列:

[1, 3, 9, 61, 127, 183, 263, 381, 549, 789, 1143, 2367, 7747, 16043, 23241, 33401, 48129, 69723, 100203, 144387, 300609, 2037461, 6112383, 18337149]

約数ペア:

[(1, 18337149), (3, 6112383), (9, 2037461), (61, 300609), (127, 144387), (183, 100203), (263, 69723), (381, 48129), (549, 33401), (789, 23241), (1143, 16043), (2367, 7747)]