20275894

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{5261}}^1$

素因数の和:5351

約数の個数: 16

約数和(自身を含む): 31824576

約数和(自身を除く): 11548682

約数列:

[1, 2, 41, 47, 82, 94, 1927, 3854, 5261, 10522, 215701, 247267, 431402, 494534, 10137947, 20275894]

約数ペア:

[(1, 20275894), (2, 10137947), (41, 494534), (47, 431402), (82, 247267), (94, 215701), (1927, 10522), (3854, 5261)]