20162916904

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{20939}}^1$

素因数の和:21202

約数の個数: 64

約数和(自身を含む): 41792889600

約数和(自身を除く): 21629972696

約数列:

[1, 2, 4, 8, 13, 26, 47, 52, 94, 104, 188, 197, 376, 394, 611, 788, 1222, 1576, 2444, 2561, 4888, 5122, 9259, 10244, 18518, 20488, 20939, 37036, 41878, 74072, 83756, 120367, 167512, 240734, 272207, 481468, 544414, 962936, 984133, 1088828, 1968266, 2177656, 3936532, 4124983, 7873064, 8249966, 12793729, 16499932, 25587458, 32999864, 51174916, 53624779, 102349832, 107249558, 193874201, 214499116, 387748402, 428998232, 775496804, 1550993608, 2520364613, 5040729226, 10081458452, 20162916904]

約数ペア:

[(1, 20162916904), (2, 10081458452), (4, 5040729226), (8, 2520364613), (13, 1550993608), (26, 775496804), (47, 428998232), (52, 387748402), (94, 214499116), (104, 193874201), (188, 107249558), (197, 102349832), (376, 53624779), (394, 51174916), (611, 32999864), (788, 25587458), (1222, 16499932), (1576, 12793729), (2444, 8249966), (2561, 7873064), (4888, 4124983), (5122, 3936532), (9259, 2177656), (10244, 1968266), (18518, 1088828), (20488, 984133), (20939, 962936), (37036, 544414), (41878, 481468), (74072, 272207), (83756, 240734), (120367, 167512)]