20002257

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{6967}}^1$

素因数の和:7013

約数の個数: 24

約数和(自身を含む): 32610240

約数和(自身を除く): 12607983

約数列:

[1, 3, 9, 11, 29, 33, 87, 99, 261, 319, 957, 2871, 6967, 20901, 62703, 76637, 202043, 229911, 606129, 689733, 1818387, 2222473, 6667419, 20002257]

約数ペア:

[(1, 20002257), (3, 6667419), (9, 2222473), (11, 1818387), (29, 689733), (33, 606129), (87, 229911), (99, 202043), (261, 76637), (319, 62703), (957, 20901), (2871, 6967)]