20925998

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{9679}}^1$

素因数の和:9751

約数の個数: 16

約数和(自身を含む): 33454080

約数和(自身を除く): 12528082

約数列:

[1, 2, 23, 46, 47, 94, 1081, 2162, 9679, 19358, 222617, 445234, 454913, 909826, 10462999, 20925998]

約数ペア:

[(1, 20925998), (2, 10462999), (23, 909826), (46, 454913), (47, 445234), (94, 222617), (1081, 19358), (2162, 9679)]