19966710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{665557}}^1$

素因数の和:665567

約数の個数: 16

約数和(自身を含む): 47920176

約数和(自身を除く): 27953466

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 665557, 1331114, 1996671, 3327785, 3993342, 6655570, 9983355, 19966710]

約数ペア:

[(1, 19966710), (2, 9983355), (3, 6655570), (5, 3993342), (6, 3327785), (10, 1996671), (15, 1331114), (30, 665557)]