200021939

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{1999}}^1$

素因数の和:2234

約数の個数: 16

約数和(自身を含む): 221760000

約数和(自身を除く): 21738061

約数列:

[1, 13, 43, 179, 559, 1999, 2327, 7697, 25987, 85957, 100061, 357821, 1117441, 4651673, 15386303, 200021939]

約数ペア:

[(1, 200021939), (13, 15386303), (43, 4651673), (179, 1117441), (559, 357821), (1999, 100061), (2327, 85957), (7697, 25987)]