206890256

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{163679}}^1$

素因数の和:163766

約数の個数: 20

約数和(自身を含む): 405926400

約数和(自身を除く): 199036144

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 163679, 327358, 654716, 1309432, 2618864, 12930641, 25861282, 51722564, 103445128, 206890256]

約数ペア:

[(1, 206890256), (2, 103445128), (4, 51722564), (8, 25861282), (16, 12930641), (79, 2618864), (158, 1309432), (316, 654716), (632, 327358), (1264, 163679)]