20480094

素因数分解:

$2^1\times 3^3\times {\mathrm{251}}^1\times {\mathrm{1511}}^1$

素因数の和:1773

約数の個数: 32

約数和(自身を含む): 45722880

約数和(自身を除く): 25242786

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 251, 502, 753, 1506, 1511, 2259, 3022, 4518, 4533, 6777, 9066, 13554, 13599, 27198, 40797, 81594, 379261, 758522, 1137783, 2275566, 3413349, 6826698, 10240047, 20480094]

約数ペア:

[(1, 20480094), (2, 10240047), (3, 6826698), (6, 3413349), (9, 2275566), (18, 1137783), (27, 758522), (54, 379261), (251, 81594), (502, 40797), (753, 27198), (1506, 13599), (1511, 13554), (2259, 9066), (3022, 6777), (4518, 4533)]