18717018

素因数分解:

$2^1\times 3^1\times {\mathrm{131}}^1\times {\mathrm{23813}}^1$

素因数の和:23949

約数の個数: 16

約数和(自身を含む): 37721376

約数和(自身を除く): 19004358

約数列:

[1, 2, 3, 6, 131, 262, 393, 786, 23813, 47626, 71439, 142878, 3119503, 6239006, 9358509, 18717018]

約数ペア:

[(1, 18717018), (2, 9358509), (3, 6239006), (6, 3119503), (131, 142878), (262, 71439), (393, 47626), (786, 23813)]