20180743490

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{87742363}}^1$

素因数の和:87742393

約数の個数: 16

約数和(自身を含む): 37904701248

約数和(自身を除く): 17723957758

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 87742363, 175484726, 438711815, 877423630, 2018074349, 4036148698, 10090371745, 20180743490]

約数ペア:

[(1, 20180743490), (2, 10090371745), (5, 4036148698), (10, 2018074349), (23, 877423630), (46, 438711815), (115, 175484726), (230, 87742363)]