20805364340

素因数分解:

$2^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{6229151}}^1$

素因数の和:6229327

約数の個数: 24

約数和(自身を含む): 43952896512

約数和(自身を除く): 23147532172

約数列:

[1, 2, 4, 5, 10, 20, 167, 334, 668, 835, 1670, 3340, 6229151, 12458302, 24916604, 31145755, 62291510, 124583020, 1040268217, 2080536434, 4161072868, 5201341085, 10402682170, 20805364340]

約数ペア:

[(1, 20805364340), (2, 10402682170), (4, 5201341085), (5, 4161072868), (10, 2080536434), (20, 1040268217), (167, 124583020), (334, 62291510), (668, 31145755), (835, 24916604), (1670, 12458302), (3340, 6229151)]