20883450

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{19889}}^1$

素因数の和:19911

約数の個数: 48

約数和(自身を含む): 59192640

約数和(自身を除く): 38309190

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 105, 150, 175, 210, 350, 525, 1050, 19889, 39778, 59667, 99445, 119334, 139223, 198890, 278446, 298335, 417669, 497225, 596670, 696115, 835338, 994450, 1392230, 1491675, 2088345, 2983350, 3480575, 4176690, 6961150, 10441725, 20883450]

約数ペア:

[(1, 20883450), (2, 10441725), (3, 6961150), (5, 4176690), (6, 3480575), (7, 2983350), (10, 2088345), (14, 1491675), (15, 1392230), (21, 994450), (25, 835338), (30, 696115), (35, 596670), (42, 497225), (50, 417669), (70, 298335), (75, 278446), (105, 198890), (150, 139223), (175, 119334), (210, 99445), (350, 59667), (525, 39778), (1050, 19889)]