20694427208

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{70537}}^1$

素因数の和:70607

約数の個数: 96

約数和(自身を含む): 49568463360

約数和(自身を除く): 28874036152

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 52, 56, 62, 91, 104, 124, 169, 182, 217, 248, 338, 364, 403, 434, 676, 728, 806, 868, 1183, 1352, 1612, 1736, 2366, 2821, 3224, 4732, 5239, 5642, 9464, 10478, 11284, 20956, 22568, 36673, 41912, 70537, 73346, 141074, 146692, 282148, 293384, 493759, 564296, 916981, 987518, 1833962, 1975036, 2186647, 3667924, 3950072, 4373294, 6418867, 7335848, 8746588, 11920753, 12837734, 15306529, 17493176, 23841506, 25675468, 28426411, 30613058, 47683012, 51350936, 56852822, 61226116, 83445271, 95366024, 113705644, 122452232, 166890542, 198984877, 227411288, 333781084, 369543343, 397969754, 667562168, 739086686, 795939508, 1478173372, 1591879016, 2586803401, 2956346744, 5173606802, 10347213604, 20694427208]

約数ペア:

[(1, 20694427208), (2, 10347213604), (4, 5173606802), (7, 2956346744), (8, 2586803401), (13, 1591879016), (14, 1478173372), (26, 795939508), (28, 739086686), (31, 667562168), (52, 397969754), (56, 369543343), (62, 333781084), (91, 227411288), (104, 198984877), (124, 166890542), (169, 122452232), (182, 113705644), (217, 95366024), (248, 83445271), (338, 61226116), (364, 56852822), (403, 51350936), (434, 47683012), (676, 30613058), (728, 28426411), (806, 25675468), (868, 23841506), (1183, 17493176), (1352, 15306529), (1612, 12837734), (1736, 11920753), (2366, 8746588), (2821, 7335848), (3224, 6418867), (4732, 4373294), (5239, 3950072), (5642, 3667924), (9464, 2186647), (10478, 1975036), (11284, 1833962), (20956, 987518), (22568, 916981), (36673, 564296), (41912, 493759), (70537, 293384), (73346, 282148), (141074, 146692)]