19483648

素因数分解:

$2^{10}\times {\mathrm{53}}^1\times {\mathrm{359}}^1$

素因数の和:432

約数の個数: 44

約数和(自身を含む): 39793680

約数和(自身を除く): 20310032

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 106, 128, 212, 256, 359, 424, 512, 718, 848, 1024, 1436, 1696, 2872, 3392, 5744, 6784, 11488, 13568, 19027, 22976, 27136, 38054, 45952, 54272, 76108, 91904, 152216, 183808, 304432, 367616, 608864, 1217728, 2435456, 4870912, 9741824, 19483648]

約数ペア:

[(1, 19483648), (2, 9741824), (4, 4870912), (8, 2435456), (16, 1217728), (32, 608864), (53, 367616), (64, 304432), (106, 183808), (128, 152216), (212, 91904), (256, 76108), (359, 54272), (424, 45952), (512, 38054), (718, 27136), (848, 22976), (1024, 19027), (1436, 13568), (1696, 11488), (2872, 6784), (3392, 5744)]