12890704

素因数分解:

$2^4\times {\mathrm{239}}^1\times {\mathrm{3371}}^1$

素因数の和:3618

約数の個数: 20

約数和(自身を含む): 25087680

約数和(自身を除く): 12196976

約数列:

[1, 2, 4, 8, 16, 239, 478, 956, 1912, 3371, 3824, 6742, 13484, 26968, 53936, 805669, 1611338, 3222676, 6445352, 12890704]

約数ペア:

[(1, 12890704), (2, 6445352), (4, 3222676), (8, 1611338), (16, 805669), (239, 53936), (478, 26968), (956, 13484), (1912, 6742), (3371, 3824)]