1268674816

素因数分解:

$2^8\times {\mathrm{4955761}}^1$

素因数の和:4955777

約数の個数: 18

約数和(自身を含む): 2532394382

約数和(自身を除く): 1263719566

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 4955761, 9911522, 19823044, 39646088, 79292176, 158584352, 317168704, 634337408, 1268674816]

約数ペア:

[(1, 1268674816), (2, 634337408), (4, 317168704), (8, 158584352), (16, 79292176), (32, 39646088), (64, 19823044), (128, 9911522), (256, 4955761)]