20345032857

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2621}}^1\times {\mathrm{3167}}^1$

素因数の和:5853

約数の個数: 32

約数和(自身を含む): 29238865920

約数和(自身を除く): 8893833063

約数列:

[1, 3, 19, 43, 57, 129, 817, 2451, 2621, 3167, 7863, 9501, 49799, 60173, 112703, 136181, 149397, 180519, 338109, 408543, 2141357, 2587439, 6424071, 7762317, 8300707, 24902121, 157713433, 356930401, 473140299, 1070791203, 6781677619, 20345032857]

約数ペア:

[(1, 20345032857), (3, 6781677619), (19, 1070791203), (43, 473140299), (57, 356930401), (129, 157713433), (817, 24902121), (2451, 8300707), (2621, 7762317), (3167, 6424071), (7863, 2587439), (9501, 2141357), (49799, 408543), (60173, 338109), (112703, 180519), (136181, 149397)]