40657616

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{81971}}^1$

素因数の和:82010

約数の個数: 20

約数和(自身を含む): 81316224

約数和(自身を除く): 40658608

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 81971, 163942, 327884, 655768, 1311536, 2541101, 5082202, 10164404, 20328808, 40657616]

約数ペア:

[(1, 40657616), (2, 20328808), (4, 10164404), (8, 5082202), (16, 2541101), (31, 1311536), (62, 655768), (124, 327884), (248, 163942), (496, 81971)]