20456614

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{401}}^1\times {\mathrm{1109}}^1$

素因数の和:1535

約数の個数: 16

約数和(自身を含む): 32127840

約数和(自身を除く): 11671226

約数列:

[1, 2, 23, 46, 401, 802, 1109, 2218, 9223, 18446, 25507, 51014, 444709, 889418, 10228307, 20456614]

約数ペア:

[(1, 20456614), (2, 10228307), (23, 889418), (46, 444709), (401, 51014), (802, 25507), (1109, 18446), (2218, 9223)]