20388423

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{36343}}^1$

素因数の和:36374

約数の個数: 16

約数和(自身を含む): 31401216

約数和(自身を除く): 11012793

約数列:

[1, 3, 11, 17, 33, 51, 187, 561, 36343, 109029, 399773, 617831, 1199319, 1853493, 6796141, 20388423]

約数ペア:

[(1, 20388423), (3, 6796141), (11, 1853493), (17, 1199319), (33, 617831), (51, 399773), (187, 109029), (561, 36343)]