20218980115

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{675881}}^1$

素因数の和:676110

約数の個数: 16

約数和(自身を含む): 25175252736

約数和(自身を除く): 4956272621

約数列:

[1, 5, 31, 155, 193, 965, 5983, 29915, 675881, 3379405, 20952311, 104761555, 130445033, 652225165, 4043796023, 20218980115]

約数ペア:

[(1, 20218980115), (5, 4043796023), (31, 652225165), (155, 130445033), (193, 104761555), (965, 20952311), (5983, 3379405), (29915, 675881)]