19869031

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{7529}}^1$

素因数の和:7578

約数の個数: 16

約数和(自身を含む): 25300800

約数和(自身を除く): 5431769

約数列:

[1, 7, 13, 29, 91, 203, 377, 2639, 7529, 52703, 97877, 218341, 685139, 1528387, 2838433, 19869031]

約数ペア:

[(1, 19869031), (7, 2838433), (13, 1528387), (29, 685139), (91, 218341), (203, 97877), (377, 52703), (2639, 7529)]