387638224

素因数分解:

$2^4\times {\mathrm{223}}^1\times {\mathrm{108643}}^1$

素因数の和:108874

約数の個数: 20

約数和(自身を含む): 754423936

約数和(自身を除く): 366785712

約数列:

[1, 2, 4, 8, 16, 223, 446, 892, 1784, 3568, 108643, 217286, 434572, 869144, 1738288, 24227389, 48454778, 96909556, 193819112, 387638224]

約数ペア:

[(1, 387638224), (2, 193819112), (4, 96909556), (8, 48454778), (16, 24227389), (223, 1738288), (446, 869144), (892, 434572), (1784, 217286), (3568, 108643)]