19026738

素因数分解:

$2^1\times 3^4\times {\mathrm{257}}^1\times {\mathrm{457}}^1$

素因数の和:728

約数の個数: 40

約数和(自身を含む): 42893532

約数和(自身を除く): 23866794

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 257, 457, 514, 771, 914, 1371, 1542, 2313, 2742, 4113, 4626, 6939, 8226, 12339, 13878, 20817, 24678, 37017, 41634, 74034, 117449, 234898, 352347, 704694, 1057041, 2114082, 3171123, 6342246, 9513369, 19026738]

約数ペア:

[(1, 19026738), (2, 9513369), (3, 6342246), (6, 3171123), (9, 2114082), (18, 1057041), (27, 704694), (54, 352347), (81, 234898), (162, 117449), (257, 74034), (457, 41634), (514, 37017), (771, 24678), (914, 20817), (1371, 13878), (1542, 12339), (2313, 8226), (2742, 6939), (4113, 4626)]