20540091

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{127}}^1$

素因数の和:196

約数の個数: 48

約数和(自身を含む): 33730560

約数和(自身を除く): 13190469

約数列:

[1, 3, 11, 13, 29, 33, 39, 87, 127, 143, 169, 319, 377, 381, 429, 507, 957, 1131, 1397, 1651, 1859, 3683, 4147, 4191, 4901, 4953, 5577, 11049, 12441, 14703, 18161, 21463, 40513, 47879, 53911, 54483, 64389, 121539, 143637, 161733, 236093, 526669, 622427, 708279, 1580007, 1867281, 6846697, 20540091]

約数ペア:

[(1, 20540091), (3, 6846697), (11, 1867281), (13, 1580007), (29, 708279), (33, 622427), (39, 526669), (87, 236093), (127, 161733), (143, 143637), (169, 121539), (319, 64389), (377, 54483), (381, 53911), (429, 47879), (507, 40513), (957, 21463), (1131, 18161), (1397, 14703), (1651, 12441), (1859, 11049), (3683, 5577), (4147, 4953), (4191, 4901)]