20297805

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{123017}}^1$

素因数の和:123036

約数の個数: 16

約数和(自身を含む): 35429184

約数和(自身を除く): 15131379

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 123017, 369051, 615085, 1353187, 1845255, 4059561, 6765935, 20297805]

約数ペア:

[(1, 20297805), (3, 6765935), (5, 4059561), (11, 1845255), (15, 1353187), (33, 615085), (55, 369051), (165, 123017)]