20348253

素因数分解:

$3^4\times {\mathrm{229}}^1\times {\mathrm{1097}}^1$

素因数の和:1338

約数の個数: 20

約数和(自身を含む): 30557340

約数和(自身を除く): 10209087

約数列:

[1, 3, 9, 27, 81, 229, 687, 1097, 2061, 3291, 6183, 9873, 18549, 29619, 88857, 251213, 753639, 2260917, 6782751, 20348253]

約数ペア:

[(1, 20348253), (3, 6782751), (9, 2260917), (27, 753639), (81, 251213), (229, 88857), (687, 29619), (1097, 18549), (2061, 9873), (3291, 6183)]