19388656

素因数分解:

$2^4\times 7^1\times {\mathrm{331}}^1\times {\mathrm{523}}^1$

素因数の和:869

約数の個数: 40

約数和(自身を含む): 43144064

約数和(自身を除く): 23755408

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 331, 523, 662, 1046, 1324, 2092, 2317, 2648, 3661, 4184, 4634, 5296, 7322, 8368, 9268, 14644, 18536, 29288, 37072, 58576, 173113, 346226, 692452, 1211791, 1384904, 2423582, 2769808, 4847164, 9694328, 19388656]

約数ペア:

[(1, 19388656), (2, 9694328), (4, 4847164), (7, 2769808), (8, 2423582), (14, 1384904), (16, 1211791), (28, 692452), (56, 346226), (112, 173113), (331, 58576), (523, 37072), (662, 29288), (1046, 18536), (1324, 14644), (2092, 9268), (2317, 8368), (2648, 7322), (3661, 5296), (4184, 4634)]