20176597315

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{193}}^1\times {\mathrm{811}}^1$

素因数の和:1172

約数の個数: 64

約数和(自身を含む): 29035560960

約数和(自身を除く): 8858963645

約数列:

[1, 5, 7, 29, 35, 127, 145, 193, 203, 635, 811, 889, 965, 1015, 1351, 3683, 4055, 4445, 5597, 5677, 6755, 18415, 23519, 24511, 25781, 27985, 28385, 39179, 102997, 117595, 122555, 128905, 156523, 164633, 171577, 195895, 514985, 710819, 720979, 782615, 823165, 857885, 1095661, 2986913, 3554095, 3604895, 4539167, 4975733, 5478305, 14934565, 19878421, 20908391, 22695835, 24878665, 31774169, 99392105, 104541955, 139148947, 158870845, 576474209, 695744735, 2882371045, 4035319463, 20176597315]

約数ペア:

[(1, 20176597315), (5, 4035319463), (7, 2882371045), (29, 695744735), (35, 576474209), (127, 158870845), (145, 139148947), (193, 104541955), (203, 99392105), (635, 31774169), (811, 24878665), (889, 22695835), (965, 20908391), (1015, 19878421), (1351, 14934565), (3683, 5478305), (4055, 4975733), (4445, 4539167), (5597, 3604895), (5677, 3554095), (6755, 2986913), (18415, 1095661), (23519, 857885), (24511, 823165), (25781, 782615), (27985, 720979), (28385, 710819), (39179, 514985), (102997, 195895), (117595, 171577), (122555, 164633), (128905, 156523)]