16640504

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1319}}^1$

素因数の和:1427

約数の個数: 32

約数和(自身を含む): 33264000

約数和(自身を除く): 16623496

約数列:

[1, 2, 4, 8, 19, 38, 76, 83, 152, 166, 332, 664, 1319, 1577, 2638, 3154, 5276, 6308, 10552, 12616, 25061, 50122, 100244, 109477, 200488, 218954, 437908, 875816, 2080063, 4160126, 8320252, 16640504]

約数ペア:

[(1, 16640504), (2, 8320252), (4, 4160126), (8, 2080063), (19, 875816), (38, 437908), (76, 218954), (83, 200488), (152, 109477), (166, 100244), (332, 50122), (664, 25061), (1319, 12616), (1577, 10552), (2638, 6308), (3154, 5276)]