12890864

素因数分解:

$2^4\times 7^1\times {\mathrm{179}}^1\times {\mathrm{643}}^1$

素因数の和:837

約数の個数: 40

約数和(自身を含む): 28748160

約数和(自身を除く): 15857296

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 179, 358, 643, 716, 1253, 1286, 1432, 2506, 2572, 2864, 4501, 5012, 5144, 9002, 10024, 10288, 18004, 20048, 36008, 72016, 115097, 230194, 460388, 805679, 920776, 1611358, 1841552, 3222716, 6445432, 12890864]

約数ペア:

[(1, 12890864), (2, 6445432), (4, 3222716), (7, 1841552), (8, 1611358), (14, 920776), (16, 805679), (28, 460388), (56, 230194), (112, 115097), (179, 72016), (358, 36008), (643, 20048), (716, 18004), (1253, 10288), (1286, 10024), (1432, 9002), (2506, 5144), (2572, 5012), (2864, 4501)]