18028808

素因数分解:

$2^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{3319}}^1$

素因数の和:3429

約数の個数: 32

約数和(自身を含む): 39043200

約数和(自身を除く): 21014392

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 97, 194, 388, 679, 776, 1358, 2716, 3319, 5432, 6638, 13276, 23233, 26552, 46466, 92932, 185864, 321943, 643886, 1287772, 2253601, 2575544, 4507202, 9014404, 18028808]

約数ペア:

[(1, 18028808), (2, 9014404), (4, 4507202), (7, 2575544), (8, 2253601), (14, 1287772), (28, 643886), (56, 321943), (97, 185864), (194, 92932), (388, 46466), (679, 26552), (776, 23233), (1358, 13276), (2716, 6638), (3319, 5432)]