20129776

素因数分解:

$2^4\times {\mathrm{37}}^2\times {\mathrm{919}}^1$

素因数の和:1001

約数の個数: 30

約数和(自身を含む): 40127640

約数和(自身を除く): 19997864

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 919, 1369, 1838, 2738, 3676, 5476, 7352, 10952, 14704, 21904, 34003, 68006, 136012, 272024, 544048, 1258111, 2516222, 5032444, 10064888, 20129776]

約数ペア:

[(1, 20129776), (2, 10064888), (4, 5032444), (8, 2516222), (16, 1258111), (37, 544048), (74, 272024), (148, 136012), (296, 68006), (592, 34003), (919, 21904), (1369, 14704), (1838, 10952), (2738, 7352), (3676, 5476)]