20180887898

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1\times {\mathrm{1275173}}^1$

素因数の和:1275409

約数の個数: 16

約数和(自身を含む): 31170353256

約数和(自身を除く): 10989465358

約数列:

[1, 2, 41, 82, 193, 386, 7913, 15826, 1275173, 2550346, 52282093, 104564186, 246108389, 492216778, 10090443949, 20180887898]

約数ペア:

[(1, 20180887898), (2, 10090443949), (41, 492216778), (82, 246108389), (193, 104564186), (386, 52282093), (7913, 2550346), (15826, 1275173)]