81859408

素因数分解:

$2^4\times {\mathrm{149}}^1\times {\mathrm{34337}}^1$

素因数の和:34494

約数の個数: 20

約数和(自身を含む): 159671700

約数和(自身を除く): 77812292

約数列:

[1, 2, 4, 8, 16, 149, 298, 596, 1192, 2384, 34337, 68674, 137348, 274696, 549392, 5116213, 10232426, 20464852, 40929704, 81859408]

約数ペア:

[(1, 81859408), (2, 40929704), (4, 20464852), (8, 10232426), (16, 5116213), (149, 549392), (298, 274696), (596, 137348), (1192, 68674), (2384, 34337)]