2017881905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{226601}}^1$

素因数の和:226756

約数の個数: 16

約数和(自身を含む): 2626770384

約数和(自身を除く): 608888479

約数列:

[1, 5, 13, 65, 137, 685, 1781, 8905, 226601, 1133005, 2945813, 14729065, 31044337, 155221685, 403576381, 2017881905]

約数ペア:

[(1, 2017881905), (5, 403576381), (13, 155221685), (65, 31044337), (137, 14729065), (685, 2945813), (1781, 1133005), (8905, 226601)]