20175708336

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{2671}}^1\times {\mathrm{22481}}^1$

素因数の和:25170

約数の個数: 80

約数和(自身を含む): 59591328768

約数和(自身を除く): 39415620432

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 2671, 5342, 8013, 10684, 16026, 18697, 21368, 22481, 32052, 37394, 42736, 44962, 56091, 64104, 67443, 74788, 89924, 112182, 128208, 134886, 149576, 157367, 179848, 224364, 269772, 299152, 314734, 359696, 448728, 472101, 539544, 629468, 897456, 944202, 1079088, 1258936, 1888404, 2517872, 3776808, 7553616, 60046751, 120093502, 180140253, 240187004, 360280506, 420327257, 480374008, 720561012, 840654514, 960748016, 1260981771, 1441122024, 1681309028, 2521963542, 2882244048, 3362618056, 5043927084, 6725236112, 10087854168, 20175708336]

約数ペア:

[(1, 20175708336), (2, 10087854168), (3, 6725236112), (4, 5043927084), (6, 3362618056), (7, 2882244048), (8, 2521963542), (12, 1681309028), (14, 1441122024), (16, 1260981771), (21, 960748016), (24, 840654514), (28, 720561012), (42, 480374008), (48, 420327257), (56, 360280506), (84, 240187004), (112, 180140253), (168, 120093502), (336, 60046751), (2671, 7553616), (5342, 3776808), (8013, 2517872), (10684, 1888404), (16026, 1258936), (18697, 1079088), (21368, 944202), (22481, 897456), (32052, 629468), (37394, 539544), (42736, 472101), (44962, 448728), (56091, 359696), (64104, 314734), (67443, 299152), (74788, 269772), (89924, 224364), (112182, 179848), (128208, 157367), (134886, 149576)]