12638994

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{29669}}^1$

素因数の和:29745

約数の個数: 16

約数和(自身を含む): 25634880

約数和(自身を除く): 12995886

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 29669, 59338, 89007, 178014, 2106499, 4212998, 6319497, 12638994]

約数ペア:

[(1, 12638994), (2, 6319497), (3, 4212998), (6, 2106499), (71, 178014), (142, 89007), (213, 59338), (426, 29669)]