18263728

素因数分解:

$2^4\times 7^1\times {\mathrm{179}}^1\times {\mathrm{911}}^1$

素因数の和:1105

約数の個数: 40

約数和(自身を含む): 40711680

約数和(自身を除く): 22447952

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 179, 358, 716, 911, 1253, 1432, 1822, 2506, 2864, 3644, 5012, 6377, 7288, 10024, 12754, 14576, 20048, 25508, 51016, 102032, 163069, 326138, 652276, 1141483, 1304552, 2282966, 2609104, 4565932, 9131864, 18263728]

約数ペア:

[(1, 18263728), (2, 9131864), (4, 4565932), (7, 2609104), (8, 2282966), (14, 1304552), (16, 1141483), (28, 652276), (56, 326138), (112, 163069), (179, 102032), (358, 51016), (716, 25508), (911, 20048), (1253, 14576), (1432, 12754), (1822, 10024), (2506, 7288), (2864, 6377), (3644, 5012)]