18211088

素因数分解:

$2^4\times 7^1\times {\mathrm{277}}^1\times {\mathrm{587}}^1$

素因数の和:879

約数の個数: 40

約数和(自身を含む): 40539072

約数和(自身を除く): 22327984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 277, 554, 587, 1108, 1174, 1939, 2216, 2348, 3878, 4109, 4432, 4696, 7756, 8218, 9392, 15512, 16436, 31024, 32872, 65744, 162599, 325198, 650396, 1138193, 1300792, 2276386, 2601584, 4552772, 9105544, 18211088]

約数ペア:

[(1, 18211088), (2, 9105544), (4, 4552772), (7, 2601584), (8, 2276386), (14, 1300792), (16, 1138193), (28, 650396), (56, 325198), (112, 162599), (277, 65744), (554, 32872), (587, 31024), (1108, 16436), (1174, 15512), (1939, 9392), (2216, 8218), (2348, 7756), (3878, 4696), (4109, 4432)]