20307028

素因数分解:

$2^2\times 7^1\times {\mathrm{467}}^1\times {\mathrm{1553}}^1$

素因数の和:2031

約数の個数: 24

約数和(自身を含む): 40727232

約数和(自身を除く): 20420204

約数列:

[1, 2, 4, 7, 14, 28, 467, 934, 1553, 1868, 3106, 3269, 6212, 6538, 10871, 13076, 21742, 43484, 725251, 1450502, 2901004, 5076757, 10153514, 20307028]

約数ペア:

[(1, 20307028), (2, 10153514), (4, 5076757), (7, 2901004), (14, 1450502), (28, 725251), (467, 43484), (934, 21742), (1553, 13076), (1868, 10871), (3106, 6538), (3269, 6212)]