39354928

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{129457}}^1$

素因数の和:129484

約数の個数: 20

約数和(自身を含む): 80263960

約数和(自身を除く): 40909032

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 129457, 258914, 517828, 1035656, 2071312, 2459683, 4919366, 9838732, 19677464, 39354928]

約数ペア:

[(1, 39354928), (2, 19677464), (4, 9838732), (8, 4919366), (16, 2459683), (19, 2071312), (38, 1035656), (76, 517828), (152, 258914), (304, 129457)]