19961144

素因数分解:

$2^3\times 7^1\times {\mathrm{356449}}^1$

素因数の和:356462

約数の個数: 16

約数和(自身を含む): 42774000

約数和(自身を除く): 22812856

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 356449, 712898, 1425796, 2495143, 2851592, 4990286, 9980572, 19961144]

約数ペア:

[(1, 19961144), (2, 9980572), (4, 4990286), (7, 2851592), (8, 2495143), (14, 1425796), (28, 712898), (56, 356449)]