20812363

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:267

約数の個数: 24

約数和(自身を含む): 25069968

約数和(自身を除く): 4257605

約数列:

[1, 11, 13, 101, 121, 131, 143, 1111, 1313, 1441, 1573, 1703, 12221, 13231, 14443, 15851, 18733, 145541, 158873, 172003, 206063, 1600951, 1892033, 20812363]

約数ペア:

[(1, 20812363), (11, 1892033), (13, 1600951), (101, 206063), (121, 172003), (131, 158873), (143, 145541), (1111, 18733), (1313, 15851), (1441, 14443), (1573, 13231), (1703, 12221)]