19983795

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{102481}}^1$

素因数の和:102502

約数の個数: 16

約数和(自身を含む): 34433952

約数和(自身を除く): 14450157

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 102481, 307443, 512405, 1332253, 1537215, 3996759, 6661265, 19983795]

約数ペア:

[(1, 19983795), (3, 6661265), (5, 3996759), (13, 1537215), (15, 1332253), (39, 512405), (65, 307443), (195, 102481)]