199945612

素因数分解:

$2^2\times {\mathrm{1579}}^1\times {\mathrm{31657}}^1$

素因数の和:33240

約数の個数: 12

約数和(自身を含む): 350137480

約数和(自身を除く): 150191868

約数列:

[1, 2, 4, 1579, 3158, 6316, 31657, 63314, 126628, 49986403, 99972806, 199945612]

約数ペア:

[(1, 199945612), (2, 99972806), (4, 49986403), (1579, 126628), (3158, 63314), (6316, 31657)]