18888727

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{5743}}^1$

素因数の和:5790

約数の個数: 16

約数和(自身を含む): 23159808

約数和(自身を除く): 4271081

約数列:

[1, 11, 13, 23, 143, 253, 299, 3289, 5743, 63173, 74659, 132089, 821249, 1452979, 1717157, 18888727]

約数ペア:

[(1, 18888727), (11, 1717157), (13, 1452979), (23, 821249), (143, 132089), (253, 74659), (299, 63173), (3289, 5743)]