20009216

素因数分解:

$2^8\times {\mathrm{47}}^1\times {\mathrm{1663}}^1$

素因数の和:1726

約数の個数: 36

約数和(自身を含む): 40814592

約数和(自身を除く): 20805376

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 94, 128, 188, 256, 376, 752, 1504, 1663, 3008, 3326, 6016, 6652, 12032, 13304, 26608, 53216, 78161, 106432, 156322, 212864, 312644, 425728, 625288, 1250576, 2501152, 5002304, 10004608, 20009216]

約数ペア:

[(1, 20009216), (2, 10004608), (4, 5002304), (8, 2501152), (16, 1250576), (32, 625288), (47, 425728), (64, 312644), (94, 212864), (128, 156322), (188, 106432), (256, 78161), (376, 53216), (752, 26608), (1504, 13304), (1663, 12032), (3008, 6652), (3326, 6016)]