20469059248

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{254489}}^1$

素因数の和:254965

約数の個数: 40

約数和(自身を含む): 43358988240

約数和(自身を除く): 22889928992

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 457, 914, 1828, 3656, 5027, 7312, 10054, 20108, 40216, 80432, 254489, 508978, 1017956, 2035912, 2799379, 4071824, 5598758, 11197516, 22395032, 44790064, 116301473, 232602946, 465205892, 930411784, 1279316203, 1860823568, 2558632406, 5117264812, 10234529624, 20469059248]

約数ペア:

[(1, 20469059248), (2, 10234529624), (4, 5117264812), (8, 2558632406), (11, 1860823568), (16, 1279316203), (22, 930411784), (44, 465205892), (88, 232602946), (176, 116301473), (457, 44790064), (914, 22395032), (1828, 11197516), (3656, 5598758), (5027, 4071824), (7312, 2799379), (10054, 2035912), (20108, 1017956), (40216, 508978), (80432, 254489)]