20237763

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{74131}}^1$

素因数の和:74154

約数の個数: 16

約数和(自身を含む): 33211136

約数和(自身を除く): 12973373

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 74131, 222393, 518917, 963703, 1556751, 2891109, 6745921, 20237763]

約数ペア:

[(1, 20237763), (3, 6745921), (7, 2891109), (13, 1556751), (21, 963703), (39, 518917), (91, 222393), (273, 74131)]