20162063971

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{337}}^1\times {\mathrm{21859}}^1$

素因数の和:22243

約数の個数: 32

約数和(自身を含む): 25535278080

約数和(自身を除く): 5373214109

約数列:

[1, 7, 17, 23, 119, 161, 337, 391, 2359, 2737, 5729, 7751, 21859, 40103, 54257, 131767, 153013, 371603, 502757, 922369, 2601221, 3519299, 7366483, 8546869, 51565381, 59828083, 125230211, 169429109, 876611477, 1186003763, 2880294853, 20162063971]

約数ペア:

[(1, 20162063971), (7, 2880294853), (17, 1186003763), (23, 876611477), (119, 169429109), (161, 125230211), (337, 59828083), (391, 51565381), (2359, 8546869), (2737, 7366483), (5729, 3519299), (7751, 2601221), (21859, 922369), (40103, 502757), (54257, 371603), (131767, 153013)]