20776686

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{4157}}^1$

素因数の和:4193

約数の個数: 48

約数和(自身を含む): 51193296

約数和(自身を除く): 30416610

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 49, 51, 98, 102, 119, 147, 238, 294, 357, 714, 833, 1666, 2499, 4157, 4998, 8314, 12471, 24942, 29099, 58198, 70669, 87297, 141338, 174594, 203693, 212007, 407386, 424014, 494683, 611079, 989366, 1222158, 1484049, 2968098, 3462781, 6925562, 10388343, 20776686]

約数ペア:

[(1, 20776686), (2, 10388343), (3, 6925562), (6, 3462781), (7, 2968098), (14, 1484049), (17, 1222158), (21, 989366), (34, 611079), (42, 494683), (49, 424014), (51, 407386), (98, 212007), (102, 203693), (119, 174594), (147, 141338), (238, 87297), (294, 70669), (357, 58198), (714, 29099), (833, 24942), (1666, 12471), (2499, 8314), (4157, 4998)]