20189385790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{577}}^1\times {\mathrm{1597}}^1$

素因数の和:2501

約数の個数: 64

約数和(自身を含む): 41763487104

約数和(自身を除く): 21574101314

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 313, 577, 626, 1154, 1565, 1597, 2191, 2885, 3130, 3194, 4039, 4382, 5770, 7985, 8078, 10955, 11179, 15970, 20195, 21910, 22358, 40390, 55895, 111790, 180601, 361202, 499861, 903005, 921469, 999722, 1264207, 1806010, 1842938, 2499305, 2528414, 3499027, 4607345, 4998610, 6321035, 6450283, 6998054, 9214690, 12642070, 12900566, 17495135, 32251415, 34990270, 64502830, 288419797, 576839594, 1442098985, 2018938579, 2884197970, 4037877158, 10094692895, 20189385790]

約数ペア:

[(1, 20189385790), (2, 10094692895), (5, 4037877158), (7, 2884197970), (10, 2018938579), (14, 1442098985), (35, 576839594), (70, 288419797), (313, 64502830), (577, 34990270), (626, 32251415), (1154, 17495135), (1565, 12900566), (1597, 12642070), (2191, 9214690), (2885, 6998054), (3130, 6450283), (3194, 6321035), (4039, 4998610), (4382, 4607345), (5770, 3499027), (7985, 2528414), (8078, 2499305), (10955, 1842938), (11179, 1806010), (15970, 1264207), (20195, 999722), (21910, 921469), (22358, 903005), (40390, 499861), (55895, 361202), (111790, 180601)]