18815268

素因数分解:

$2^2\times 3^1\times {\mathrm{131}}^1\times {\mathrm{11969}}^1$

素因数の和:12107

約数の個数: 24

約数和(自身を含む): 44241120

約数和(自身を除く): 25425852

約数列:

[1, 2, 3, 4, 6, 12, 131, 262, 393, 524, 786, 1572, 11969, 23938, 35907, 47876, 71814, 143628, 1567939, 3135878, 4703817, 6271756, 9407634, 18815268]

約数ペア:

[(1, 18815268), (2, 9407634), (3, 6271756), (4, 4703817), (6, 3135878), (12, 1567939), (131, 143628), (262, 71814), (393, 47876), (524, 35907), (786, 23938), (1572, 11969)]