20754832

素因数分解:

$2^4\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1151}}^1$

素因数の和:1196

約数の個数: 60

約数和(自身を含む): 48854016

約数和(自身を除く): 28099184

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 49, 56, 92, 98, 112, 161, 184, 196, 322, 368, 392, 644, 784, 1127, 1151, 1288, 2254, 2302, 2576, 4508, 4604, 8057, 9016, 9208, 16114, 18032, 18416, 26473, 32228, 52946, 56399, 64456, 105892, 112798, 128912, 185311, 211784, 225596, 370622, 423568, 451192, 741244, 902384, 1297177, 1482488, 2594354, 2964976, 5188708, 10377416, 20754832]

約数ペア:

[(1, 20754832), (2, 10377416), (4, 5188708), (7, 2964976), (8, 2594354), (14, 1482488), (16, 1297177), (23, 902384), (28, 741244), (46, 451192), (49, 423568), (56, 370622), (92, 225596), (98, 211784), (112, 185311), (161, 128912), (184, 112798), (196, 105892), (322, 64456), (368, 56399), (392, 52946), (644, 32228), (784, 26473), (1127, 18416), (1151, 18032), (1288, 16114), (2254, 9208), (2302, 9016), (2576, 8057), (4508, 4604)]