127872016

素因数分解:

$2^4\times {\mathrm{617}}^1\times {\mathrm{12953}}^1$

素因数の和:13578

約数の個数: 20

約数和(自身を含む): 248172732

約数和(自身を除く): 120300716

約数列:

[1, 2, 4, 8, 16, 617, 1234, 2468, 4936, 9872, 12953, 25906, 51812, 103624, 207248, 7992001, 15984002, 31968004, 63936008, 127872016]

約数ペア:

[(1, 127872016), (2, 63936008), (4, 31968004), (8, 15984002), (16, 7992001), (617, 207248), (1234, 103624), (2468, 51812), (4936, 25906), (9872, 12953)]