20507838

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{467}}^1\times {\mathrm{563}}^1$

素因数の和:1048

約数の個数: 32

約数和(自身を含む): 44343936

約数和(自身を除く): 23836098

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 467, 563, 934, 1126, 1401, 1689, 2802, 3378, 6071, 7319, 12142, 14638, 18213, 21957, 36426, 43914, 262921, 525842, 788763, 1577526, 3417973, 6835946, 10253919, 20507838]

約数ペア:

[(1, 20507838), (2, 10253919), (3, 6835946), (6, 3417973), (13, 1577526), (26, 788763), (39, 525842), (78, 262921), (467, 43914), (563, 36426), (934, 21957), (1126, 18213), (1401, 14638), (1689, 12142), (2802, 7319), (3378, 6071)]