12399856

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5827}}^1$

素因数の和:5861

約数の個数: 40

約数和(自身を含む): 28906880

約数和(自身を除く): 16507024

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 5827, 11654, 23308, 40789, 46616, 81578, 93232, 110713, 163156, 221426, 326312, 442852, 652624, 774991, 885704, 1549982, 1771408, 3099964, 6199928, 12399856]

約数ペア:

[(1, 12399856), (2, 6199928), (4, 3099964), (7, 1771408), (8, 1549982), (14, 885704), (16, 774991), (19, 652624), (28, 442852), (38, 326312), (56, 221426), (76, 163156), (112, 110713), (133, 93232), (152, 81578), (266, 46616), (304, 40789), (532, 23308), (1064, 11654), (2128, 5827)]