18990345

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{10463}}^1$

素因数の和:10493

約数の個数: 24

約数和(自身を含む): 33401088

約数和(自身を除く): 14410743

約数列:

[1, 3, 5, 11, 15, 33, 55, 121, 165, 363, 605, 1815, 10463, 31389, 52315, 115093, 156945, 345279, 575465, 1266023, 1726395, 3798069, 6330115, 18990345]

約数ペア:

[(1, 18990345), (3, 6330115), (5, 3798069), (11, 1726395), (15, 1266023), (33, 575465), (55, 345279), (121, 156945), (165, 115093), (363, 52315), (605, 31389), (1815, 10463)]