20752485

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3433}}^1$

素因数の和:3485

約数の個数: 32

約数和(自身を含む): 36922368

約数和(自身を除く): 16169883

約数列:

[1, 3, 5, 13, 15, 31, 39, 65, 93, 155, 195, 403, 465, 1209, 2015, 3433, 6045, 10299, 17165, 44629, 51495, 106423, 133887, 223145, 319269, 532115, 669435, 1383499, 1596345, 4150497, 6917495, 20752485]

約数ペア:

[(1, 20752485), (3, 6917495), (5, 4150497), (13, 1596345), (15, 1383499), (31, 669435), (39, 532115), (65, 319269), (93, 223145), (155, 133887), (195, 106423), (403, 51495), (465, 44629), (1209, 17165), (2015, 10299), (3433, 6045)]