19995330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{666511}}^1$

素因数の和:666521

約数の個数: 16

約数和(自身を含む): 47988864

約数和(自身を除く): 27993534

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 666511, 1333022, 1999533, 3332555, 3999066, 6665110, 9997665, 19995330]

約数ペア:

[(1, 19995330), (2, 9997665), (3, 6665110), (5, 3999066), (6, 3332555), (10, 1999533), (15, 1333022), (30, 666511)]