247520144

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{814211}}^1$

素因数の和:814238

約数の個数: 20

約数和(自身を含む): 504811440

約数和(自身を除く): 257291296

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 814211, 1628422, 3256844, 6513688, 13027376, 15470009, 30940018, 61880036, 123760072, 247520144]

約数ペア:

[(1, 247520144), (2, 123760072), (4, 61880036), (8, 30940018), (16, 15470009), (19, 13027376), (38, 6513688), (76, 3256844), (152, 1628422), (304, 814211)]