19646913

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1117}}^1$

素因数の和:1185

約数の個数: 32

約数和(自身を含む): 31554432

約数和(自身を除く): 11907519

約数列:

[1, 3, 11, 13, 33, 39, 41, 123, 143, 429, 451, 533, 1117, 1353, 1599, 3351, 5863, 12287, 14521, 17589, 36861, 43563, 45797, 137391, 159731, 479193, 503767, 595361, 1511301, 1786083, 6548971, 19646913]

約数ペア:

[(1, 19646913), (3, 6548971), (11, 1786083), (13, 1511301), (33, 595361), (39, 503767), (41, 479193), (123, 159731), (143, 137391), (429, 45797), (451, 43563), (533, 36861), (1117, 17589), (1353, 14521), (1599, 12287), (3351, 5863)]