18401456

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{28051}}^1$

素因数の和:28100

約数の個数: 20

約数和(自身を含む): 36523704

約数和(自身を除く): 18122248

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 28051, 56102, 112204, 224408, 448816, 1150091, 2300182, 4600364, 9200728, 18401456]

約数ペア:

[(1, 18401456), (2, 9200728), (4, 4600364), (8, 2300182), (16, 1150091), (41, 448816), (82, 224408), (164, 112204), (328, 56102), (656, 28051)]