20417336

素因数分解:

$2^3\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{317}}^1$

素因数の和:503

約数の個数: 32

約数和(自身を含む): 39266640

約数和(自身を除く): 18849304

約数列:

[1, 2, 4, 8, 83, 97, 166, 194, 317, 332, 388, 634, 664, 776, 1268, 2536, 8051, 16102, 26311, 30749, 32204, 52622, 61498, 64408, 105244, 122996, 210488, 245992, 2552167, 5104334, 10208668, 20417336]

約数ペア:

[(1, 20417336), (2, 10208668), (4, 5104334), (8, 2552167), (83, 245992), (97, 210488), (166, 122996), (194, 105244), (317, 64408), (332, 61498), (388, 52622), (634, 32204), (664, 30749), (776, 26311), (1268, 16102), (2536, 8051)]