16720966

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{37}}^2\times {\mathrm{197}}^1$

素因数の和:304

約数の個数: 24

約数和(自身を含む): 26744256

約数和(自身を除く): 10023290

約数列:

[1, 2, 31, 37, 62, 74, 197, 394, 1147, 1369, 2294, 2738, 6107, 7289, 12214, 14578, 42439, 84878, 225959, 269693, 451918, 539386, 8360483, 16720966]

約数ペア:

[(1, 16720966), (2, 8360483), (31, 539386), (37, 451918), (62, 269693), (74, 225959), (197, 84878), (394, 42439), (1147, 14578), (1369, 12214), (2294, 7289), (2738, 6107)]