20165292

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{80021}}^1$

素因数の和:80038

約数の個数: 36

約数和(自身を含む): 58256016

約数和(自身を除く): 38090724

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 80021, 160042, 240063, 320084, 480126, 560147, 720189, 960252, 1120294, 1440378, 1680441, 2240588, 2880756, 3360882, 5041323, 6721764, 10082646, 20165292]

約数ペア:

[(1, 20165292), (2, 10082646), (3, 6721764), (4, 5041323), (6, 3360882), (7, 2880756), (9, 2240588), (12, 1680441), (14, 1440378), (18, 1120294), (21, 960252), (28, 720189), (36, 560147), (42, 480126), (63, 320084), (84, 240063), (126, 160042), (252, 80021)]