18335408

素因数分解:

$2^4\times 7^3\times {\mathrm{13}}^1\times {\mathrm{257}}^1$

素因数の和:299

約数の個数: 80

約数和(自身を含む): 44788800

約数和(自身を除く): 26453392

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 257, 343, 364, 392, 514, 637, 686, 728, 784, 1028, 1274, 1372, 1456, 1799, 2056, 2548, 2744, 3341, 3598, 4112, 4459, 5096, 5488, 6682, 7196, 8918, 10192, 12593, 13364, 14392, 17836, 23387, 25186, 26728, 28784, 35672, 46774, 50372, 53456, 71344, 88151, 93548, 100744, 163709, 176302, 187096, 201488, 327418, 352604, 374192, 654836, 705208, 1145963, 1309672, 1410416, 2291926, 2619344, 4583852, 9167704, 18335408]

約数ペア:

[(1, 18335408), (2, 9167704), (4, 4583852), (7, 2619344), (8, 2291926), (13, 1410416), (14, 1309672), (16, 1145963), (26, 705208), (28, 654836), (49, 374192), (52, 352604), (56, 327418), (91, 201488), (98, 187096), (104, 176302), (112, 163709), (182, 100744), (196, 93548), (208, 88151), (257, 71344), (343, 53456), (364, 50372), (392, 46774), (514, 35672), (637, 28784), (686, 26728), (728, 25186), (784, 23387), (1028, 17836), (1274, 14392), (1372, 13364), (1456, 12593), (1799, 10192), (2056, 8918), (2548, 7196), (2744, 6682), (3341, 5488), (3598, 5096), (4112, 4459)]