204707152

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{1889}}^1$

素因数の和:2431

約数の個数: 40

約数和(自身を含む): 428175720

約数和(自身を除く): 223468568

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 521, 1042, 1889, 2084, 3778, 4168, 6773, 7556, 8336, 13546, 15112, 24557, 27092, 30224, 49114, 54184, 98228, 108368, 196456, 392912, 984169, 1968338, 3936676, 7873352, 12794197, 15746704, 25588394, 51176788, 102353576, 204707152]

約数ペア:

[(1, 204707152), (2, 102353576), (4, 51176788), (8, 25588394), (13, 15746704), (16, 12794197), (26, 7873352), (52, 3936676), (104, 1968338), (208, 984169), (521, 392912), (1042, 196456), (1889, 108368), (2084, 98228), (3778, 54184), (4168, 49114), (6773, 30224), (7556, 27092), (8336, 24557), (13546, 15112)]