18649808

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{7151}}^1$

素因数の和:7322

約数の個数: 20

約数和(自身を含む): 36360768

約数和(自身を除く): 17710960

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 7151, 14302, 28604, 57208, 114416, 1165613, 2331226, 4662452, 9324904, 18649808]

約数ペア:

[(1, 18649808), (2, 9324904), (4, 4662452), (8, 2331226), (16, 1165613), (163, 114416), (326, 57208), (652, 28604), (1304, 14302), (2608, 7151)]