18181790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{2467}}^1$

素因数の和:2552

約数の個数: 32

約数和(自身を含む): 36249984

約数和(自身を除く): 18068194

約数列:

[1, 2, 5, 10, 11, 22, 55, 67, 110, 134, 335, 670, 737, 1474, 2467, 3685, 4934, 7370, 12335, 24670, 27137, 54274, 135685, 165289, 271370, 330578, 826445, 1652890, 1818179, 3636358, 9090895, 18181790]

約数ペア:

[(1, 18181790), (2, 9090895), (5, 3636358), (10, 1818179), (11, 1652890), (22, 826445), (55, 330578), (67, 271370), (110, 165289), (134, 135685), (335, 54274), (670, 27137), (737, 24670), (1474, 12335), (2467, 7370), (3685, 4934)]