18897864

素因数分解:

$2^3\times 3^1\times {\mathrm{457}}^1\times {\mathrm{1723}}^1$

素因数の和:2189

約数の個数: 32

約数和(自身を含む): 47375520

約数和(自身を除く): 28477656

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 457, 914, 1371, 1723, 1828, 2742, 3446, 3656, 5169, 5484, 6892, 10338, 10968, 13784, 20676, 41352, 787411, 1574822, 2362233, 3149644, 4724466, 6299288, 9448932, 18897864]

約数ペア:

[(1, 18897864), (2, 9448932), (3, 6299288), (4, 4724466), (6, 3149644), (8, 2362233), (12, 1574822), (24, 787411), (457, 41352), (914, 20676), (1371, 13784), (1723, 10968), (1828, 10338), (2742, 6892), (3446, 5484), (3656, 5169)]