64920644

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{23087}}^1$

素因数の和:23147

約数の個数: 24

約数和(自身を含む): 122828160

約数和(自身を除く): 57907516

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 148, 703, 1406, 2812, 23087, 46174, 92348, 438653, 854219, 877306, 1708438, 1754612, 3416876, 16230161, 32460322, 64920644]

約数ペア:

[(1, 64920644), (2, 32460322), (4, 16230161), (19, 3416876), (37, 1754612), (38, 1708438), (74, 877306), (76, 854219), (148, 438653), (703, 92348), (1406, 46174), (2812, 23087)]