18862460

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{23003}}^1$

素因数の和:23053

約数の個数: 24

約数和(自身を含む): 40579056

約数和(自身を除く): 21716596

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 23003, 46006, 92012, 115015, 230030, 460060, 943123, 1886246, 3772492, 4715615, 9431230, 18862460]

約数ペア:

[(1, 18862460), (2, 9431230), (4, 4715615), (5, 3772492), (10, 1886246), (20, 943123), (41, 460060), (82, 230030), (164, 115015), (205, 92012), (410, 46006), (820, 23003)]