20068857

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1901}}^1$

素因数の和:1950

約数の個数: 32

約数和(自身を含む): 32866560

約数和(自身を除く): 12797703

約数列:

[1, 3, 9, 17, 23, 27, 51, 69, 153, 207, 391, 459, 621, 1173, 1901, 3519, 5703, 10557, 17109, 32317, 43723, 51327, 96951, 131169, 290853, 393507, 743291, 872559, 1180521, 2229873, 6689619, 20068857]

約数ペア:

[(1, 20068857), (3, 6689619), (9, 2229873), (17, 1180521), (23, 872559), (27, 743291), (51, 393507), (69, 290853), (153, 131169), (207, 96951), (391, 51327), (459, 43723), (621, 32317), (1173, 17109), (1901, 10557), (3519, 5703)]