20476449

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{6373}}^1$

素因数の和:6406

約数の個数: 32

約数和(自身を含む): 36714240

約数和(自身を除く): 16237791

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 153, 189, 357, 459, 1071, 3213, 6373, 19119, 44611, 57357, 108341, 133833, 172071, 325023, 401499, 758387, 975069, 1204497, 2275161, 2925207, 6825483, 20476449]

約数ペア:

[(1, 20476449), (3, 6825483), (7, 2925207), (9, 2275161), (17, 1204497), (21, 975069), (27, 758387), (51, 401499), (63, 325023), (119, 172071), (153, 133833), (189, 108341), (357, 57357), (459, 44611), (1071, 19119), (3213, 6373)]