18790569

素因数分解:

$3^3\times 7^3\times {\mathrm{2029}}^1$

素因数の和:2059

約数の個数: 32

約数和(自身を含む): 32480000

約数和(自身を除く): 13689431

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 343, 441, 1029, 1323, 2029, 3087, 6087, 9261, 14203, 18261, 42609, 54783, 99421, 127827, 298263, 383481, 695947, 894789, 2087841, 2684367, 6263523, 18790569]

約数ペア:

[(1, 18790569), (3, 6263523), (7, 2684367), (9, 2087841), (21, 894789), (27, 695947), (49, 383481), (63, 298263), (147, 127827), (189, 99421), (343, 54783), (441, 42609), (1029, 18261), (1323, 14203), (2029, 9261), (3087, 6087)]