18163683

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{4231}}^1$

素因数の和:4296

約数の個数: 20

約数和(自身を含む): 27651888

約数和(自身を除く): 9488205

約数列:

[1, 3, 9, 27, 53, 81, 159, 477, 1431, 4231, 4293, 12693, 38079, 114237, 224243, 342711, 672729, 2018187, 6054561, 18163683]

約数ペア:

[(1, 18163683), (3, 6054561), (9, 2018187), (27, 672729), (53, 342711), (81, 224243), (159, 114237), (477, 38079), (1431, 12693), (4231, 4293)]