20310719

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{821}}^1$

素因数の和:1018

約数の個数: 16

約数和(自身を含む): 24028704

約数和(自身を除く): 3717985

約数列:

[1, 11, 13, 143, 173, 821, 1903, 2249, 9031, 10673, 24739, 117403, 142033, 1562363, 1846429, 20310719]

約数ペア:

[(1, 20310719), (11, 1846429), (13, 1562363), (143, 142033), (173, 117403), (821, 24739), (1903, 10673), (2249, 9031)]