20540197

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{811}}^1$

素因数の和:904

約数の個数: 16

約数和(自身を含む): 22865920

約数和(自身を除く): 2325723

約数列:

[1, 19, 31, 43, 589, 811, 817, 1333, 15409, 25141, 25327, 34873, 477679, 662587, 1081063, 20540197]

約数ペア:

[(1, 20540197), (19, 1081063), (31, 662587), (43, 477679), (589, 34873), (811, 25327), (817, 25141), (1333, 15409)]