20578041

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{12227}}^1$

素因数の和:12261

約数の個数: 24

約数和(自身を含む): 34336224

約数和(自身を除く): 13758183

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 153, 187, 561, 1683, 12227, 36681, 110043, 134497, 207859, 403491, 623577, 1210473, 1870731, 2286449, 6859347, 20578041]

約数ペア:

[(1, 20578041), (3, 6859347), (9, 2286449), (11, 1870731), (17, 1210473), (33, 623577), (51, 403491), (99, 207859), (153, 134497), (187, 110043), (561, 36681), (1683, 12227)]