17996968795

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{430601}}^1$

素因数の和:431262

約数の個数: 16

約数和(自身を含む): 23293845792

約数和(自身を除く): 5296876997

約数列:

[1, 5, 13, 65, 643, 3215, 8359, 41795, 430601, 2153005, 5597813, 27989065, 276876443, 1384382215, 3599393759, 17996968795]

約数ペア:

[(1, 17996968795), (5, 3599393759), (13, 1384382215), (65, 276876443), (643, 27989065), (3215, 5597813), (8359, 2153005), (41795, 430601)]