19996710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{666557}}^1$

素因数の和:666567

約数の個数: 16

約数和(自身を含む): 47992176

約数和(自身を除く): 27995466

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 666557, 1333114, 1999671, 3332785, 3999342, 6665570, 9998355, 19996710]

約数ペア:

[(1, 19996710), (2, 9998355), (3, 6665570), (5, 3999342), (6, 3332785), (10, 1999671), (15, 1333114), (30, 666557)]