1961658

素因数分解:

$2^1\times 3^4\times {\mathrm{12109}}^1$

素因数の和:12123

約数の個数: 20

約数和(自身を含む): 4395930

約数和(自身を除く): 2434272

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 12109, 24218, 36327, 72654, 108981, 217962, 326943, 653886, 980829, 1961658]

約数ペア:

[(1, 1961658), (2, 980829), (3, 653886), (6, 326943), (9, 217962), (18, 108981), (27, 72654), (54, 36327), (81, 24218), (162, 12109)]