20163945

素因数分解:

$3^1\times 5^1\times {\mathrm{929}}^1\times {\mathrm{1447}}^1$

素因数の和:2384

約数の個数: 16

約数和(自身を含む): 32319360

約数和(自身を除く): 12155415

約数列:

[1, 3, 5, 15, 929, 1447, 2787, 4341, 4645, 7235, 13935, 21705, 1344263, 4032789, 6721315, 20163945]

約数ペア:

[(1, 20163945), (3, 6721315), (5, 4032789), (15, 1344263), (929, 21705), (1447, 13935), (2787, 7235), (4341, 4645)]