19668838

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73943}}^1$

素因数の和:73971

約数の個数: 16

約数和(自身を含む): 35493120

約数和(自身を除く): 15824282

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 73943, 147886, 517601, 1035202, 1404917, 2809834, 9834419, 19668838]

約数ペア:

[(1, 19668838), (2, 9834419), (7, 2809834), (14, 1404917), (19, 1035202), (38, 517601), (133, 147886), (266, 73943)]