20108524156

素因数分解:

$2^2\times 7^2\times {\mathrm{2557}}^1\times {\mathrm{40123}}^1$

素因数の和:42698

約数の個数: 36

約数和(自身を含む): 40952239608

約数和(自身を除く): 20843715452

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 2557, 5114, 10228, 17899, 35798, 40123, 71596, 80246, 125293, 160492, 250586, 280861, 501172, 561722, 1123444, 1966027, 3932054, 7864108, 102594511, 205189022, 410378044, 718161577, 1436323154, 2872646308, 5027131039, 10054262078, 20108524156]

約数ペア:

[(1, 20108524156), (2, 10054262078), (4, 5027131039), (7, 2872646308), (14, 1436323154), (28, 718161577), (49, 410378044), (98, 205189022), (196, 102594511), (2557, 7864108), (5114, 3932054), (10228, 1966027), (17899, 1123444), (35798, 561722), (40123, 501172), (71596, 280861), (80246, 250586), (125293, 160492)]