20946695

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1327}}^1$

素因数の和:1391

約数の個数: 32

約数和(自身を含む): 32126976

約数和(自身を除く): 11180281

約数列:

[1, 5, 7, 11, 35, 41, 55, 77, 205, 287, 385, 451, 1327, 1435, 2255, 3157, 6635, 9289, 14597, 15785, 46445, 54407, 72985, 102179, 272035, 380849, 510895, 598477, 1904245, 2992385, 4189339, 20946695]

約数ペア:

[(1, 20946695), (5, 4189339), (7, 2992385), (11, 1904245), (35, 598477), (41, 510895), (55, 380849), (77, 272035), (205, 102179), (287, 72985), (385, 54407), (451, 46445), (1327, 15785), (1435, 14597), (2255, 9289), (3157, 6635)]