1821984736

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{631}}^2$

素因数の和:1296

約数の個数: 72

約数和(自身を含む): 4220825112

約数和(自身を除く): 2398840376

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 88, 104, 143, 176, 208, 286, 352, 416, 572, 631, 1144, 1262, 2288, 2524, 4576, 5048, 6941, 8203, 10096, 13882, 16406, 20192, 27764, 32812, 55528, 65624, 90233, 111056, 131248, 180466, 222112, 262496, 360932, 398161, 721864, 796322, 1443728, 1592644, 2887456, 3185288, 4379771, 5176093, 6370576, 8759542, 10352186, 12741152, 17519084, 20704372, 35038168, 41408744, 56937023, 70076336, 82817488, 113874046, 140152672, 165634976, 227748092, 455496184, 910992368, 1821984736]

約数ペア:

[(1, 1821984736), (2, 910992368), (4, 455496184), (8, 227748092), (11, 165634976), (13, 140152672), (16, 113874046), (22, 82817488), (26, 70076336), (32, 56937023), (44, 41408744), (52, 35038168), (88, 20704372), (104, 17519084), (143, 12741152), (176, 10352186), (208, 8759542), (286, 6370576), (352, 5176093), (416, 4379771), (572, 3185288), (631, 2887456), (1144, 1592644), (1262, 1443728), (2288, 796322), (2524, 721864), (4576, 398161), (5048, 360932), (6941, 262496), (8203, 222112), (10096, 180466), (13882, 131248), (16406, 111056), (20192, 90233), (27764, 65624), (32812, 55528)]