18025180

素因数分解:

$2^2\times 5^1\times {\mathrm{743}}^1\times {\mathrm{1213}}^1$

素因数の和:1965

約数の個数: 24

約数和(自身を含む): 37935072

約数和(自身を除く): 19909892

約数列:

[1, 2, 4, 5, 10, 20, 743, 1213, 1486, 2426, 2972, 3715, 4852, 6065, 7430, 12130, 14860, 24260, 901259, 1802518, 3605036, 4506295, 9012590, 18025180]

約数ペア:

[(1, 18025180), (2, 9012590), (4, 4506295), (5, 3605036), (10, 1802518), (20, 901259), (743, 24260), (1213, 14860), (1486, 12130), (2426, 7430), (2972, 6065), (3715, 4852)]