157020656

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{754907}}^1$

素因数の和:754928

約数の個数: 20

約数和(自身を含む): 327630072

約数和(自身を除く): 170609416

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 754907, 1509814, 3019628, 6039256, 9813791, 12078512, 19627582, 39255164, 78510328, 157020656]

約数ペア:

[(1, 157020656), (2, 78510328), (4, 39255164), (8, 19627582), (13, 12078512), (16, 9813791), (26, 6039256), (52, 3019628), (104, 1509814), (208, 754907)]