2019916857

素因数分解:

$3^1\times 7^2\times {\mathrm{3083}}^1\times {\mathrm{4457}}^1$

素因数の和:7557

約数の個数: 24

約数和(自身を含む): 3134651616

約数和(自身を除く): 1114734759

約数列:

[1, 3, 7, 21, 49, 147, 3083, 4457, 9249, 13371, 21581, 31199, 64743, 93597, 151067, 218393, 453201, 655179, 13740931, 41222793, 96186517, 288559551, 673305619, 2019916857]

約数ペア:

[(1, 2019916857), (3, 673305619), (7, 288559551), (21, 96186517), (49, 41222793), (147, 13740931), (3083, 655179), (4457, 453201), (9249, 218393), (13371, 151067), (21581, 93597), (31199, 64743)]