18553648

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{28283}}^1$

素因数の和:28332

約数の個数: 20

約数和(自身を含む): 36825768

約数和(自身を除く): 18272120

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 28283, 56566, 113132, 226264, 452528, 1159603, 2319206, 4638412, 9276824, 18553648]

約数ペア:

[(1, 18553648), (2, 9276824), (4, 4638412), (8, 2319206), (16, 1159603), (41, 452528), (82, 226264), (164, 113132), (328, 56566), (656, 28283)]