20739654313

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{309367}}^1$

素因数の和:309592

約数の個数: 16

約数和(自身を含む): 24244551424

約数和(自身を除く): 3504897111

約数列:

[1, 7, 61, 157, 427, 1099, 9577, 67039, 309367, 2165569, 18871387, 48570619, 132099709, 339994333, 2962807759, 20739654313]

約数ペア:

[(1, 20739654313), (7, 2962807759), (61, 339994333), (157, 132099709), (427, 48570619), (1099, 18871387), (9577, 2165569), (67039, 309367)]