20384869639685

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{1277}}^1\times {\mathrm{1351087}}^1$

素因数の和:1352525

約数の個数: 32

約数和(自身を含む): 26107559815680

約数和(自身を除く): 5722690175995

約数列:

[1, 5, 17, 85, 139, 695, 1277, 2363, 6385, 11815, 21709, 108545, 177503, 887515, 1351087, 3017551, 6755435, 15087755, 22968479, 114842395, 187801093, 939005465, 1725338099, 3192618581, 8626690495, 15963092905, 29330747683, 146653738415, 239821995761, 1199109978805, 4076973927937, 20384869639685]

約数ペア:

[(1, 20384869639685), (5, 4076973927937), (17, 1199109978805), (85, 239821995761), (139, 146653738415), (695, 29330747683), (1277, 15963092905), (2363, 8626690495), (6385, 3192618581), (11815, 1725338099), (21709, 939005465), (108545, 187801093), (177503, 114842395), (887515, 22968479), (1351087, 15087755), (3017551, 6755435)]