20512142708

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{3613}}^1\times {\mathrm{10211}}^1$

素因数の和:13967

約数の個数: 24

約数和(自身を含む): 36168044640

約数和(自身を除く): 15655901932

約数列:

[1, 2, 4, 139, 278, 556, 3613, 7226, 10211, 14452, 20422, 40844, 502207, 1004414, 1419329, 2008828, 2838658, 5677316, 36892343, 73784686, 147569372, 5128035677, 10256071354, 20512142708]

約数ペア:

[(1, 20512142708), (2, 10256071354), (4, 5128035677), (139, 147569372), (278, 73784686), (556, 36892343), (3613, 5677316), (7226, 2838658), (10211, 2008828), (14452, 1419329), (20422, 1004414), (40844, 502207)]