20868045

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{126473}}^1$

素因数の和:126492

約数の個数: 16

約数和(自身を含む): 36424512

約数和(自身を除く): 15556467

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 126473, 379419, 632365, 1391203, 1897095, 4173609, 6956015, 20868045]

約数ペア:

[(1, 20868045), (3, 6956015), (5, 4173609), (11, 1897095), (15, 1391203), (33, 632365), (55, 379419), (165, 126473)]