20112381

素因数分解:

$3^6\times {\mathrm{47}}^1\times {\mathrm{587}}^1$

素因数の和:652

約数の個数: 28

約数和(自身を含む): 30848832

約数和(自身を除く): 10736451

約数列:

[1, 3, 9, 27, 47, 81, 141, 243, 423, 587, 729, 1269, 1761, 3807, 5283, 11421, 15849, 27589, 34263, 47547, 82767, 142641, 248301, 427923, 744903, 2234709, 6704127, 20112381]

約数ペア:

[(1, 20112381), (3, 6704127), (9, 2234709), (27, 744903), (47, 427923), (81, 248301), (141, 142641), (243, 82767), (423, 47547), (587, 34263), (729, 27589), (1269, 15849), (1761, 11421), (3807, 5283)]