206810068

素因数分解:

$2^2\times {\mathrm{41}}^2\times {\mathrm{30757}}^1$

素因数の和:30843

約数の個数: 18

約数和(自身を含む): 370972238

約数和(自身を除く): 164162170

約数列:

[1, 2, 4, 41, 82, 164, 1681, 3362, 6724, 30757, 61514, 123028, 1261037, 2522074, 5044148, 51702517, 103405034, 206810068]

約数ペア:

[(1, 206810068), (2, 103405034), (4, 51702517), (41, 5044148), (82, 2522074), (164, 1261037), (1681, 123028), (3362, 61514), (6724, 30757)]