20187152210

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{87770227}}^1$

素因数の和:87770257

約数の個数: 16

約数和(自身を含む): 37916738496

約数和(自身を除く): 17729586286

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 87770227, 175540454, 438851135, 877702270, 2018715221, 4037430442, 10093576105, 20187152210]

約数ペア:

[(1, 20187152210), (2, 10093576105), (5, 4037430442), (10, 2018715221), (23, 877702270), (46, 438851135), (115, 175540454), (230, 87770227)]