20516224

素因数分解:

$2^7\times {\mathrm{29}}^1\times {\mathrm{5527}}^1$

素因数の和:5570

約数の個数: 32

約数和(自身を含む): 42289200

約数和(自身を除く): 21772976

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 128, 232, 464, 928, 1856, 3712, 5527, 11054, 22108, 44216, 88432, 160283, 176864, 320566, 353728, 641132, 707456, 1282264, 2564528, 5129056, 10258112, 20516224]

約数ペア:

[(1, 20516224), (2, 10258112), (4, 5129056), (8, 2564528), (16, 1282264), (29, 707456), (32, 641132), (58, 353728), (64, 320566), (116, 176864), (128, 160283), (232, 88432), (464, 44216), (928, 22108), (1856, 11054), (3712, 5527)]