40687778

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{443}}^1\times {\mathrm{2417}}^1$

素因数の和:2881

約数の個数: 16

約数和(自身を含む): 64415520

約数和(自身を除く): 23727742

約数列:

[1, 2, 19, 38, 443, 886, 2417, 4834, 8417, 16834, 45923, 91846, 1070731, 2141462, 20343889, 40687778]

約数ペア:

[(1, 40687778), (2, 20343889), (19, 2141462), (38, 1070731), (443, 91846), (886, 45923), (2417, 16834), (4834, 8417)]