20139840007

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{101161}}^1$

素因数の和:101431

約数の個数: 24

約数和(自身を含む): 24910130880

約数和(自身を除く): 4770290873

約数列:

[1, 7, 17, 49, 119, 239, 833, 1673, 4063, 11711, 28441, 101161, 199087, 708127, 1719737, 4956889, 12038159, 24177479, 84267113, 169242353, 411017143, 1184696471, 2877120001, 20139840007]

約数ペア:

[(1, 20139840007), (7, 2877120001), (17, 1184696471), (49, 411017143), (119, 169242353), (239, 84267113), (833, 24177479), (1673, 12038159), (4063, 4956889), (11711, 1719737), (28441, 708127), (101161, 199087)]