20120713995

素因数分解:

$3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{991}}^1\times {\mathrm{4409}}^1$

素因数の和:5715

約数の個数: 32

約数和(自身を含む): 32337930240

約数和(自身を除く): 12217216245

約数列:

[1, 3, 5, 15, 307, 921, 991, 1535, 2973, 4409, 4605, 4955, 13227, 14865, 22045, 66135, 304237, 912711, 1353563, 1521185, 4060689, 4369319, 4563555, 6767815, 13107957, 20303445, 21846595, 65539785, 1341380933, 4024142799, 6706904665, 20120713995]

約数ペア:

[(1, 20120713995), (3, 6706904665), (5, 4024142799), (15, 1341380933), (307, 65539785), (921, 21846595), (991, 20303445), (1535, 13107957), (2973, 6767815), (4409, 4563555), (4605, 4369319), (4955, 4060689), (13227, 1521185), (14865, 1353563), (22045, 912711), (66135, 304237)]