20243266

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{2803}}^1$

素因数の和:2985

約数の個数: 16

約数和(自身を含む): 31898304

約数和(自身を除く): 11655038

約数列:

[1, 2, 23, 46, 157, 314, 2803, 3611, 5606, 7222, 64469, 128938, 440071, 880142, 10121633, 20243266]

約数ペア:

[(1, 20243266), (2, 10121633), (23, 880142), (46, 440071), (157, 128938), (314, 64469), (2803, 7222), (3611, 5606)]