205804976

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{727}}^1\times {\mathrm{1361}}^1$

素因数の和:2109

約数の個数: 40

約数和(自身を含む): 430326624

約数和(自身を除く): 224521648

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 727, 1361, 1454, 2722, 2908, 5444, 5816, 9451, 10888, 11632, 17693, 18902, 21776, 35386, 37804, 70772, 75608, 141544, 151216, 283088, 989447, 1978894, 3957788, 7915576, 12862811, 15831152, 25725622, 51451244, 102902488, 205804976]

約数ペア:

[(1, 205804976), (2, 102902488), (4, 51451244), (8, 25725622), (13, 15831152), (16, 12862811), (26, 7915576), (52, 3957788), (104, 1978894), (208, 989447), (727, 283088), (1361, 151216), (1454, 141544), (2722, 75608), (2908, 70772), (5444, 37804), (5816, 35386), (9451, 21776), (10888, 18902), (11632, 17693)]