20384529

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{557}}^1\times {\mathrm{1109}}^1$

素因数の和:1680

約数の個数: 16

約数和(自身を含む): 29730240

約数和(自身を除く): 9345711

約数列:

[1, 3, 11, 33, 557, 1109, 1671, 3327, 6127, 12199, 18381, 36597, 617713, 1853139, 6794843, 20384529]

約数ペア:

[(1, 20384529), (3, 6794843), (11, 1853139), (33, 617713), (557, 36597), (1109, 18381), (1671, 12199), (3327, 6127)]