197804572

素因数分解:

$2^2\times 7^2\times {\mathrm{1009207}}^1$

素因数の和:1009225

約数の個数: 18

約数和(自身を含む): 402673992

約数和(自身を除く): 204869420

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 1009207, 2018414, 4036828, 7064449, 14128898, 28257796, 49451143, 98902286, 197804572]

約数ペア:

[(1, 197804572), (2, 98902286), (4, 49451143), (7, 28257796), (14, 14128898), (28, 7064449), (49, 4036828), (98, 2018414), (196, 1009207)]