81191888

素因数分解:

$2^4\times {\mathrm{149}}^1\times {\mathrm{34057}}^1$

素因数の和:34214

約数の個数: 20

約数和(自身を含む): 158369700

約数和(自身を除く): 77177812

約数列:

[1, 2, 4, 8, 16, 149, 298, 596, 1192, 2384, 34057, 68114, 136228, 272456, 544912, 5074493, 10148986, 20297972, 40595944, 81191888]

約数ペア:

[(1, 81191888), (2, 40595944), (4, 20297972), (8, 10148986), (16, 5074493), (149, 544912), (298, 272456), (596, 136228), (1192, 68114), (2384, 34057)]