20054013

素因数分解:

$3^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{3631}}^1$

素因数の和:3904

約数の個数: 16

約数和(自身を含む): 30683136

約数和(自身を除く): 10629123

約数列:

[1, 3, 7, 21, 263, 789, 1841, 3631, 5523, 10893, 25417, 76251, 954953, 2864859, 6684671, 20054013]

約数ペア:

[(1, 20054013), (3, 6684671), (7, 2864859), (21, 954953), (263, 76251), (789, 25417), (1841, 10893), (3631, 5523)]