20705003

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{631}}^1$

素因数の和:818

約数の個数: 16

約数和(自身を含む): 23965440

約数和(自身を除く): 3260437

約数列:

[1, 11, 19, 157, 209, 631, 1727, 2983, 6941, 11989, 32813, 99067, 131879, 1089737, 1882273, 20705003]

約数ペア:

[(1, 20705003), (11, 1882273), (19, 1089737), (157, 131879), (209, 99067), (631, 32813), (1727, 11989), (2983, 6941)]