20510763

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{10733}}^1$

素因数の和:10763

約数の個数: 24

約数和(自身を含む): 34262928

約数和(自身を除く): 13752165

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 10733, 32199, 75131, 139529, 225393, 418587, 525917, 976703, 1577751, 2930109, 6836921, 20510763]

約数ペア:

[(1, 20510763), (3, 6836921), (7, 2930109), (13, 1577751), (21, 976703), (39, 525917), (49, 418587), (91, 225393), (147, 139529), (273, 75131), (637, 32199), (1911, 10733)]