20147647835

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{407971}}^1$

素因数の和:408083

約数の個数: 32

約数和(自身を含む): 29608975872

約数和(自身を除く): 9461328037

約数列:

[1, 5, 7, 17, 35, 83, 85, 119, 415, 581, 595, 1411, 2905, 7055, 9877, 49385, 407971, 2039855, 2855797, 6935507, 14278985, 33861593, 34677535, 48548549, 169307965, 237031151, 242742745, 575647081, 1185155755, 2878235405, 4029529567, 20147647835]

約数ペア:

[(1, 20147647835), (5, 4029529567), (7, 2878235405), (17, 1185155755), (35, 575647081), (83, 242742745), (85, 237031151), (119, 169307965), (415, 48548549), (581, 34677535), (595, 33861593), (1411, 14278985), (2905, 6935507), (7055, 2855797), (9877, 2039855), (49385, 407971)]