205774468

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{647}}^1\times {\mathrm{3457}}^1$

素因数の和:4131

約数の個数: 24

約数和(自身を含む): 376451712

約数和(自身を除く): 170677244

約数列:

[1, 2, 4, 23, 46, 92, 647, 1294, 2588, 3457, 6914, 13828, 14881, 29762, 59524, 79511, 159022, 318044, 2236679, 4473358, 8946716, 51443617, 102887234, 205774468]

約数ペア:

[(1, 205774468), (2, 102887234), (4, 51443617), (23, 8946716), (46, 4473358), (92, 2236679), (647, 318044), (1294, 159022), (2588, 79511), (3457, 59524), (6914, 29762), (13828, 14881)]