420446302

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{194471}}^1$

素因数の和:194543

約数の個数: 16

約数和(自身を含む): 672095232

約数和(自身を除く): 251648930

約数列:

[1, 2, 23, 46, 47, 94, 1081, 2162, 194471, 388942, 4472833, 8945666, 9140137, 18280274, 210223151, 420446302]

約数ペア:

[(1, 420446302), (2, 210223151), (23, 18280274), (46, 9140137), (47, 8945666), (94, 4472833), (1081, 388942), (2162, 194471)]