20256873

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{74201}}^1$

素因数の和:74224

約数の個数: 16

約数和(自身を含む): 33242496

約数和(自身を除く): 12985623

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 74201, 222603, 519407, 964613, 1558221, 2893839, 6752291, 20256873]

約数ペア:

[(1, 20256873), (3, 6752291), (7, 2893839), (13, 1558221), (21, 964613), (39, 519407), (91, 222603), (273, 74201)]