19889838

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{26951}}^1$

素因数の和:27000

約数の個数: 24

約数和(自身を含む): 44147376

約数和(自身を除く): 24257538

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369, 738, 26951, 53902, 80853, 161706, 242559, 485118, 1104991, 2209982, 3314973, 6629946, 9944919, 19889838]

約数ペア:

[(1, 19889838), (2, 9944919), (3, 6629946), (6, 3314973), (9, 2209982), (18, 1104991), (41, 485118), (82, 242559), (123, 161706), (246, 80853), (369, 53902), (738, 26951)]