19924527

素因数分解:

$3^1\times 7^3\times {\mathrm{17}}^2\times {\mathrm{67}}^1$

素因数の和:125

約数の個数: 48

約数和(自身を含む): 33401600

約数和(自身を除く): 13477073

約数列:

[1, 3, 7, 17, 21, 49, 51, 67, 119, 147, 201, 289, 343, 357, 469, 833, 867, 1029, 1139, 1407, 2023, 2499, 3283, 3417, 5831, 6069, 7973, 9849, 14161, 17493, 19363, 22981, 23919, 42483, 55811, 58089, 68943, 99127, 135541, 167433, 297381, 390677, 406623, 948787, 1172031, 2846361, 6641509, 19924527]

約数ペア:

[(1, 19924527), (3, 6641509), (7, 2846361), (17, 1172031), (21, 948787), (49, 406623), (51, 390677), (67, 297381), (119, 167433), (147, 135541), (201, 99127), (289, 68943), (343, 58089), (357, 55811), (469, 42483), (833, 23919), (867, 22981), (1029, 19363), (1139, 17493), (1407, 14161), (2023, 9849), (2499, 7973), (3283, 6069), (3417, 5831)]