20524077

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^2\times {\mathrm{113}}^1$

素因数の和:191

約数の個数: 48

約数和(自身を含む): 36224640

約数和(自身を除く): 15700563

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 93, 113, 189, 217, 279, 339, 651, 791, 837, 961, 1017, 1953, 2373, 2883, 3051, 3503, 5859, 6727, 7119, 8649, 10509, 20181, 21357, 24521, 25947, 31527, 60543, 73563, 94581, 108593, 181629, 220689, 325779, 662067, 760151, 977337, 2280453, 2932011, 6841359, 20524077]

約数ペア:

[(1, 20524077), (3, 6841359), (7, 2932011), (9, 2280453), (21, 977337), (27, 760151), (31, 662067), (63, 325779), (93, 220689), (113, 181629), (189, 108593), (217, 94581), (279, 73563), (339, 60543), (651, 31527), (791, 25947), (837, 24521), (961, 21357), (1017, 20181), (1953, 10509), (2373, 8649), (2883, 7119), (3051, 6727), (3503, 5859)]