18974848

素因数分解:

$2^7\times {\mathrm{53}}^1\times {\mathrm{2797}}^1$

素因数の和:2864

約数の個数: 32

約数和(自身を含む): 38528460

約数和(自身を除く): 19553612

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 106, 128, 212, 424, 848, 1696, 2797, 3392, 5594, 6784, 11188, 22376, 44752, 89504, 148241, 179008, 296482, 358016, 592964, 1185928, 2371856, 4743712, 9487424, 18974848]

約数ペア:

[(1, 18974848), (2, 9487424), (4, 4743712), (8, 2371856), (16, 1185928), (32, 592964), (53, 358016), (64, 296482), (106, 179008), (128, 148241), (212, 89504), (424, 44752), (848, 22376), (1696, 11188), (2797, 6784), (3392, 5594)]