19717728

素因数分解:

$2^5\times 3^1\times {\mathrm{293}}^1\times {\mathrm{701}}^1$

素因数の和:1007

約数の個数: 48

約数和(自身を含む): 52009776

約数和(自身を除く): 32292048

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 293, 586, 701, 879, 1172, 1402, 1758, 2103, 2344, 2804, 3516, 4206, 4688, 5608, 7032, 8412, 9376, 11216, 14064, 16824, 22432, 28128, 33648, 67296, 205393, 410786, 616179, 821572, 1232358, 1643144, 2464716, 3286288, 4929432, 6572576, 9858864, 19717728]

約数ペア:

[(1, 19717728), (2, 9858864), (3, 6572576), (4, 4929432), (6, 3286288), (8, 2464716), (12, 1643144), (16, 1232358), (24, 821572), (32, 616179), (48, 410786), (96, 205393), (293, 67296), (586, 33648), (701, 28128), (879, 22432), (1172, 16824), (1402, 14064), (1758, 11216), (2103, 9376), (2344, 8412), (2804, 7032), (3516, 5608), (4206, 4688)]