20185986

素因数分解:

$2^1\times 3^1\times {\mathrm{173}}^1\times {\mathrm{19447}}^1$

素因数の和:19625

約数の個数: 16

約数和(自身を含む): 40607424

約数和(自身を除く): 20421438

約数列:

[1, 2, 3, 6, 173, 346, 519, 1038, 19447, 38894, 58341, 116682, 3364331, 6728662, 10092993, 20185986]

約数ペア:

[(1, 20185986), (2, 10092993), (3, 6728662), (6, 3364331), (173, 116682), (346, 58341), (519, 38894), (1038, 19447)]