168416656

素因数分解:

$2^4\times {\mathrm{821}}^1\times {\mathrm{12821}}^1$

素因数の和:13650

約数の個数: 20

約数和(自身を含む): 326730204

約数和(自身を除く): 158313548

約数列:

[1, 2, 4, 8, 16, 821, 1642, 3284, 6568, 12821, 13136, 25642, 51284, 102568, 205136, 10526041, 21052082, 42104164, 84208328, 168416656]

約数ペア:

[(1, 168416656), (2, 84208328), (4, 42104164), (8, 21052082), (16, 10526041), (821, 205136), (1642, 102568), (3284, 51284), (6568, 25642), (12821, 13136)]