20604429

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{239}}^1$

素因数の和:382

約数の個数: 32

約数和(自身を含む): 31948800

約数和(自身を除く): 11344371

約数列:

[1, 3, 9, 27, 31, 93, 103, 239, 279, 309, 717, 837, 927, 2151, 2781, 3193, 6453, 7409, 9579, 22227, 24617, 28737, 66681, 73851, 86211, 200043, 221553, 664659, 763127, 2289381, 6868143, 20604429]

約数ペア:

[(1, 20604429), (3, 6868143), (9, 2289381), (27, 763127), (31, 664659), (93, 221553), (103, 200043), (239, 86211), (279, 73851), (309, 66681), (717, 28737), (837, 24617), (927, 22227), (2151, 9579), (2781, 7409), (3193, 6453)]