13906420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{63211}}^1$

素因数の和:63231

約数の個数: 24

約数和(自身を含む): 31858848

約数和(自身を除く): 17952428

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 63211, 126422, 252844, 316055, 632110, 695321, 1264220, 1390642, 2781284, 3476605, 6953210, 13906420]

約数ペア:

[(1, 13906420), (2, 6953210), (4, 3476605), (5, 2781284), (10, 1390642), (11, 1264220), (20, 695321), (22, 632110), (44, 316055), (55, 252844), (110, 126422), (220, 63211)]