20100069

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1327}}^1$

素因数の和:1367

約数の個数: 40

約数和(自身を含む): 34708608

約数和(自身を除く): 14608539

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 81, 99, 153, 187, 297, 459, 561, 891, 1327, 1377, 1683, 3981, 5049, 11943, 14597, 15147, 22559, 35829, 43791, 67677, 107487, 131373, 203031, 248149, 394119, 609093, 744447, 1182357, 1827279, 2233341, 6700023, 20100069]

約数ペア:

[(1, 20100069), (3, 6700023), (9, 2233341), (11, 1827279), (17, 1182357), (27, 744447), (33, 609093), (51, 394119), (81, 248149), (99, 203031), (153, 131373), (187, 107487), (297, 67677), (459, 43791), (561, 35829), (891, 22559), (1327, 15147), (1377, 14597), (1683, 11943), (3981, 5049)]