19942169

素因数分解:

${\mathrm{13}}^3\times {\mathrm{29}}^1\times {\mathrm{313}}^1$

素因数の和:381

約数の個数: 16

約数和(自身を含む): 22419600

約数和(自身を除く): 2477431

約数列:

[1, 13, 29, 169, 313, 377, 2197, 4069, 4901, 9077, 52897, 63713, 118001, 687661, 1534013, 19942169]

約数ペア:

[(1, 19942169), (13, 1534013), (29, 687661), (169, 118001), (313, 63713), (377, 52897), (2197, 9077), (4069, 4901)]