20784909

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{5827}}^1$

素因数の和:5900

約数の個数: 16

約数和(自身を含む): 29373120

約数和(自身を除く): 8588211

約数列:

[1, 3, 29, 41, 87, 123, 1189, 3567, 5827, 17481, 168983, 238907, 506949, 716721, 6928303, 20784909]

約数ペア:

[(1, 20784909), (3, 6928303), (29, 716721), (41, 506949), (87, 238907), (123, 168983), (1189, 17481), (3567, 5827)]