18945306

素因数分解:

$2^1\times 3^3\times {\mathrm{79}}^1\times {\mathrm{4441}}^1$

素因数の和:4531

約数の個数: 32

約数和(自身を含む): 42643200

約数和(自身を除く): 23697894

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 79, 158, 237, 474, 711, 1422, 2133, 4266, 4441, 8882, 13323, 26646, 39969, 79938, 119907, 239814, 350839, 701678, 1052517, 2105034, 3157551, 6315102, 9472653, 18945306]

約数ペア:

[(1, 18945306), (2, 9472653), (3, 6315102), (6, 3157551), (9, 2105034), (18, 1052517), (27, 701678), (54, 350839), (79, 239814), (158, 119907), (237, 79938), (474, 39969), (711, 26646), (1422, 13323), (2133, 8882), (4266, 4441)]