20632577

素因数分解:

$7^2\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:126

約数の個数: 36

約数和(自身を含む): 26878464

約数和(自身を除く): 6245887

約数列:

[1, 7, 17, 31, 47, 49, 119, 217, 289, 329, 527, 799, 833, 1457, 1519, 2023, 2303, 3689, 5593, 8959, 10199, 13583, 14161, 24769, 25823, 39151, 62713, 71393, 95081, 173383, 421073, 438991, 665567, 1213681, 2947511, 20632577]

約数ペア:

[(1, 20632577), (7, 2947511), (17, 1213681), (31, 665567), (47, 438991), (49, 421073), (119, 173383), (217, 95081), (289, 71393), (329, 62713), (527, 39151), (799, 25823), (833, 24769), (1457, 14161), (1519, 13583), (2023, 10199), (2303, 8959), (3689, 5593)]