20138086088

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{19215731}}^1$

素因数の和:19215868

約数の個数: 16

約数和(自身を含む): 38047149360

約数和(自身を除く): 17909063272

約数列:

[1, 2, 4, 8, 131, 262, 524, 1048, 19215731, 38431462, 76862924, 153725848, 2517260761, 5034521522, 10069043044, 20138086088]

約数ペア:

[(1, 20138086088), (2, 10069043044), (4, 5034521522), (8, 2517260761), (131, 153725848), (262, 76862924), (524, 38431462), (1048, 19215731)]