18173692

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{673}}^1$

素因数の和:877

約数の個数: 24

約数和(自身を含む): 32799536

約数和(自身を除く): 14625844

約数列:

[1, 2, 4, 43, 86, 157, 172, 314, 628, 673, 1346, 2692, 6751, 13502, 27004, 28939, 57878, 105661, 115756, 211322, 422644, 4543423, 9086846, 18173692]

約数ペア:

[(1, 18173692), (2, 9086846), (4, 4543423), (43, 422644), (86, 211322), (157, 115756), (172, 105661), (314, 57878), (628, 28939), (673, 27004), (1346, 13502), (2692, 6751)]