64920656

素因数分解:

$2^4\times {\mathrm{563}}^1\times {\mathrm{7207}}^1$

素因数の和:7778

約数の個数: 20

約数和(自身を含む): 126024672

約数和(自身を除く): 61104016

約数列:

[1, 2, 4, 8, 16, 563, 1126, 2252, 4504, 7207, 9008, 14414, 28828, 57656, 115312, 4057541, 8115082, 16230164, 32460328, 64920656]

約数ペア:

[(1, 64920656), (2, 32460328), (4, 16230164), (8, 8115082), (16, 4057541), (563, 115312), (1126, 57656), (2252, 28828), (4504, 14414), (7207, 9008)]