20851544

素因数分解:

$2^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{6311}}^1$

素因数の和:6383

約数の個数: 32

約数和(自身を含む): 45446400

約数和(自身を除く): 24594856

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 59, 118, 236, 413, 472, 826, 1652, 3304, 6311, 12622, 25244, 44177, 50488, 88354, 176708, 353416, 372349, 744698, 1489396, 2606443, 2978792, 5212886, 10425772, 20851544]

約数ペア:

[(1, 20851544), (2, 10425772), (4, 5212886), (7, 2978792), (8, 2606443), (14, 1489396), (28, 744698), (56, 372349), (59, 353416), (118, 176708), (236, 88354), (413, 50488), (472, 44177), (826, 25244), (1652, 12622), (3304, 6311)]