20449599

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{2719}}^1$

素因数の和:2854

約数の個数: 16

約数和(自身を含む): 28723200

約数和(自身を除く): 8273601

約数列:

[1, 3, 23, 69, 109, 327, 2507, 2719, 7521, 8157, 62537, 187611, 296371, 889113, 6816533, 20449599]

約数ペア:

[(1, 20449599), (3, 6816533), (23, 889113), (69, 296371), (109, 187611), (327, 62537), (2507, 8157), (2719, 7521)]