20125909535

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1966381}}^1$

素因数の和:1966498

約数の個数: 16

約数和(自身を含む): 25484310720

約数和(自身を除く): 5358401185

約数列:

[1, 5, 23, 89, 115, 445, 2047, 10235, 1966381, 9831905, 45226763, 175007909, 226133815, 875039545, 4025181907, 20125909535]

約数ペア:

[(1, 20125909535), (5, 4025181907), (23, 875039545), (89, 226133815), (115, 175007909), (445, 45226763), (2047, 9831905), (10235, 1966381)]