20761213

素因数分解:

${\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{239}}^1$

素因数の和:452

約数の個数: 16

約数和(自身を含む): 23328000

約数和(自身を除く): 2566787

約数列:

[1, 11, 53, 149, 239, 583, 1639, 2629, 7897, 12667, 35611, 86867, 139337, 391721, 1887383, 20761213]

約数ペア:

[(1, 20761213), (11, 1887383), (53, 391721), (149, 139337), (239, 86867), (583, 35611), (1639, 12667), (2629, 7897)]