20459006

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{9463}}^1$

素因数の和:9535

約数の個数: 16

約数和(自身を含む): 32707584

約数和(自身を除く): 12248578

約数列:

[1, 2, 23, 46, 47, 94, 1081, 2162, 9463, 18926, 217649, 435298, 444761, 889522, 10229503, 20459006]

約数ペア:

[(1, 20459006), (2, 10229503), (23, 889522), (46, 444761), (47, 435298), (94, 217649), (1081, 18926), (2162, 9463)]