20199723747

素因数分解:

$3^1\times 7^1\times {\mathrm{21433}}^1\times {\mathrm{44879}}^1$

素因数の和:66322

約数の個数: 16

約数和(自身を含む): 30782653440

約数和(自身を除く): 10582929693

約数列:

[1, 3, 7, 21, 21433, 44879, 64299, 134637, 150031, 314153, 450093, 942459, 961891607, 2885674821, 6733241249, 20199723747]

約数ペア:

[(1, 20199723747), (3, 6733241249), (7, 2885674821), (21, 961891607), (21433, 942459), (44879, 450093), (64299, 314153), (134637, 150031)]