2017991995

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{3079}}^1\times {\mathrm{6899}}^1$

素因数の和:10002

約数の個数: 16

約数和(自身を含む): 2550240000

約数和(自身を除く): 532248005

約数列:

[1, 5, 19, 95, 3079, 6899, 15395, 34495, 58501, 131081, 292505, 655405, 21242021, 106210105, 403598399, 2017991995]

約数ペア:

[(1, 2017991995), (5, 403598399), (19, 106210105), (95, 21242021), (3079, 655405), (6899, 292505), (15395, 131081), (34495, 58501)]