20087811065

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1753}}^1\times {\mathrm{19259}}^1$

素因数の和:21041

約数の個数: 32

約数和(自身を含む): 29187682560

約数和(自身を除く): 9099871495

約数列:

[1, 5, 7, 17, 35, 85, 119, 595, 1753, 8765, 12271, 19259, 29801, 61355, 96295, 134813, 149005, 208607, 327403, 674065, 1043035, 1637015, 2291821, 11459105, 33761027, 168805135, 236327189, 573937459, 1181635945, 2869687295, 4017562213, 20087811065]

約数ペア:

[(1, 20087811065), (5, 4017562213), (7, 2869687295), (17, 1181635945), (35, 573937459), (85, 236327189), (119, 168805135), (595, 33761027), (1753, 11459105), (8765, 2291821), (12271, 1637015), (19259, 1043035), (29801, 674065), (61355, 327403), (96295, 208607), (134813, 149005)]