20865612

素因数分解:

$2^2\times 3^1\times {\mathrm{311}}^1\times {\mathrm{5591}}^1$

素因数の和:5909

約数の個数: 24

約数和(自身を含む): 48851712

約数和(自身を除く): 27986100

約数列:

[1, 2, 3, 4, 6, 12, 311, 622, 933, 1244, 1866, 3732, 5591, 11182, 16773, 22364, 33546, 67092, 1738801, 3477602, 5216403, 6955204, 10432806, 20865612]

約数ペア:

[(1, 20865612), (2, 10432806), (3, 6955204), (4, 5216403), (6, 3477602), (12, 1738801), (311, 67092), (622, 33546), (933, 22364), (1244, 16773), (1866, 11182), (3732, 5591)]