20137261641

素因数分解:

$3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1931}}^1\times {\mathrm{3163}}^1$

素因数の和:5261

約数の個数: 32

約数和(自身を含む): 30906559488

約数和(自身を除く): 10769297847

約数列:

[1, 3, 7, 21, 157, 471, 1099, 1931, 3163, 3297, 5793, 9489, 13517, 22141, 40551, 66423, 303167, 496591, 909501, 1489773, 2122169, 3476137, 6107753, 6366507, 10428411, 18323259, 42754271, 128262813, 958917221, 2876751663, 6712420547, 20137261641]

約数ペア:

[(1, 20137261641), (3, 6712420547), (7, 2876751663), (21, 958917221), (157, 128262813), (471, 42754271), (1099, 18323259), (1931, 10428411), (3163, 6366507), (3297, 6107753), (5793, 3476137), (9489, 2122169), (13517, 1489773), (22141, 909501), (40551, 496591), (66423, 303167)]