20166471

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{10139}}^1$

素因数の和:10175

約数の個数: 24

約数和(自身を含む): 33218640

約数和(自身を除く): 13052169

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 10139, 30417, 91251, 131807, 172363, 395421, 517089, 1186263, 1551267, 2240719, 6722157, 20166471]

約数ペア:

[(1, 20166471), (3, 6722157), (9, 2240719), (13, 1551267), (17, 1186263), (39, 517089), (51, 395421), (117, 172363), (153, 131807), (221, 91251), (663, 30417), (1989, 10139)]