19299088

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{28051}}^1$

素因数の和:28102

約数の個数: 20

約数和(自身を含む): 38262928

約数和(自身を除く): 18963840

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 28051, 56102, 112204, 224408, 448816, 1206193, 2412386, 4824772, 9649544, 19299088]

約数ペア:

[(1, 19299088), (2, 9649544), (4, 4824772), (8, 2412386), (16, 1206193), (43, 448816), (86, 224408), (172, 112204), (344, 56102), (688, 28051)]