20163957737

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{89041}}^1$

素因数の和:89249

約数の個数: 32

約数和(自身を含む): 26772436224

約数和(自身を除く): 6608478487

約数列:

[1, 7, 11, 17, 77, 119, 173, 187, 1211, 1309, 1903, 2941, 13321, 20587, 32351, 89041, 226457, 623287, 979451, 1513697, 6856157, 10595879, 15404093, 16650667, 107828651, 116554669, 169445023, 261869581, 1186115161, 1833087067, 2880565391, 20163957737]

約数ペア:

[(1, 20163957737), (7, 2880565391), (11, 1833087067), (17, 1186115161), (77, 261869581), (119, 169445023), (173, 116554669), (187, 107828651), (1211, 16650667), (1309, 15404093), (1903, 10595879), (2941, 6856157), (13321, 1513697), (20587, 979451), (32351, 623287), (89041, 226457)]