20726198

素因数分解:

$2^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1\times {\mathrm{443}}^1$

素因数の和:751

約数の個数: 16

約数和(自身を含む): 31568400

約数和(自身を除く): 10842202

約数列:

[1, 2, 149, 157, 298, 314, 443, 886, 23393, 46786, 66007, 69551, 132014, 139102, 10363099, 20726198]

約数ペア:

[(1, 20726198), (2, 10363099), (149, 139102), (157, 132014), (298, 69551), (314, 66007), (443, 46786), (886, 23393)]