16405732976

素因数分解:

$2^4\times {\mathrm{4621}}^1\times {\mathrm{221891}}^1$

素因数の和:226520

約数の個数: 20

約数和(自身を含む): 31793129544

約数和(自身を除く): 15387396568

約数列:

[1, 2, 4, 8, 16, 4621, 9242, 18484, 36968, 73936, 221891, 443782, 887564, 1775128, 3550256, 1025358311, 2050716622, 4101433244, 8202866488, 16405732976]

約数ペア:

[(1, 16405732976), (2, 8202866488), (4, 4101433244), (8, 2050716622), (16, 1025358311), (4621, 3550256), (9242, 1775128), (18484, 887564), (36968, 443782), (73936, 221891)]