19601138576

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{28490027}}^1$

素因数の和:28490078

約数の個数: 20

約数和(自身を含む): 38860398192

約数和(自身を除く): 19259259616

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 28490027, 56980054, 113960108, 227920216, 455840432, 1225071161, 2450142322, 4900284644, 9800569288, 19601138576]

約数ペア:

[(1, 19601138576), (2, 9800569288), (4, 4900284644), (8, 2450142322), (16, 1225071161), (43, 455840432), (86, 227920216), (172, 113960108), (344, 56980054), (688, 28490027)]