20216059088

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{11591777}}^1$

素因数の和:11591894

約数の個数: 20

約数和(自身を含む): 39527962980

約数和(自身を除く): 19311903892

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 11591777, 23183554, 46367108, 92734216, 185468432, 1263503693, 2527007386, 5054014772, 10108029544, 20216059088]

約数ペア:

[(1, 20216059088), (2, 10108029544), (4, 5054014772), (8, 2527007386), (16, 1263503693), (109, 185468432), (218, 92734216), (436, 46367108), (872, 23183554), (1744, 11591777)]