20477716

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{13799}}^1$

素因数の和:13863

約数の個数: 24

約数和(自身を含む): 41731200

約数和(自身を除く): 21253484

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 13799, 27598, 55196, 96593, 193186, 386372, 731347, 1462694, 2925388, 5119429, 10238858, 20477716]

約数ペア:

[(1, 20477716), (2, 10238858), (4, 5119429), (7, 2925388), (14, 1462694), (28, 731347), (53, 386372), (106, 193186), (212, 96593), (371, 55196), (742, 27598), (1484, 13799)]