15642956

素因数分解:

$2^2\times 7^2\times {\mathrm{79811}}^1$

素因数の和:79829

約数の個数: 18

約数和(自身を含む): 31844988

約数和(自身を除く): 16202032

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 79811, 159622, 319244, 558677, 1117354, 2234708, 3910739, 7821478, 15642956]

約数ペア:

[(1, 15642956), (2, 7821478), (4, 3910739), (7, 2234708), (14, 1117354), (28, 558677), (49, 319244), (98, 159622), (196, 79811)]