19037529

素因数分解:

$3^2\times 7^4\times {\mathrm{881}}^1$

素因数の和:915

約数の個数: 30

約数和(自身を含む): 32116266

約数和(自身を除く): 13078737

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 881, 1029, 2401, 2643, 3087, 6167, 7203, 7929, 18501, 21609, 43169, 55503, 129507, 302183, 388521, 906549, 2115281, 2719647, 6345843, 19037529]

約数ペア:

[(1, 19037529), (3, 6345843), (7, 2719647), (9, 2115281), (21, 906549), (49, 388521), (63, 302183), (147, 129507), (343, 55503), (441, 43169), (881, 21609), (1029, 18501), (2401, 7929), (2643, 7203), (3087, 6167)]