20720244

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{32579}}^1$

素因数の和:32639

約数の個数: 24

約数和(自身を含む): 49260960

約数和(自身を除く): 28540716

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 159, 212, 318, 636, 32579, 65158, 97737, 130316, 195474, 390948, 1726687, 3453374, 5180061, 6906748, 10360122, 20720244]

約数ペア:

[(1, 20720244), (2, 10360122), (3, 6906748), (4, 5180061), (6, 3453374), (12, 1726687), (53, 390948), (106, 195474), (159, 130316), (212, 97737), (318, 65158), (636, 32579)]