20353878

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{26297}}^1$

素因数の和:26348

約数の個数: 24

約数和(自身を含む): 45127368

約数和(自身を除く): 24773490

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 26297, 52594, 78891, 157782, 236673, 473346, 1130771, 2261542, 3392313, 6784626, 10176939, 20353878]

約数ペア:

[(1, 20353878), (2, 10176939), (3, 6784626), (6, 3392313), (9, 2261542), (18, 1130771), (43, 473346), (86, 236673), (129, 157782), (258, 78891), (387, 52594), (774, 26297)]