20039049

素因数分解:

$3^3\times {\mathrm{23}}^3\times {\mathrm{61}}^1$

素因数の和:139

約数の個数: 32

約数和(自身を含む): 31545600

約数和(自身を除く): 11506551

約数列:

[1, 3, 9, 23, 27, 61, 69, 183, 207, 529, 549, 621, 1403, 1587, 1647, 4209, 4761, 12167, 12627, 14283, 32269, 36501, 37881, 96807, 109503, 290421, 328509, 742187, 871263, 2226561, 6679683, 20039049]

約数ペア:

[(1, 20039049), (3, 6679683), (9, 2226561), (23, 871263), (27, 742187), (61, 328509), (69, 290421), (183, 109503), (207, 96807), (529, 37881), (549, 36501), (621, 32269), (1403, 14283), (1587, 12627), (1647, 12167), (4209, 4761)]