19918014

素因数分解:

$2^1\times 3^1\times {\mathrm{257}}^1\times {\mathrm{12917}}^1$

素因数の和:13179

約数の個数: 16

約数和(自身を含む): 39994128

約数和(自身を除く): 20076114

約数列:

[1, 2, 3, 6, 257, 514, 771, 1542, 12917, 25834, 38751, 77502, 3319669, 6639338, 9959007, 19918014]

約数ペア:

[(1, 19918014), (2, 9959007), (3, 6639338), (6, 3319669), (257, 77502), (514, 38751), (771, 25834), (1542, 12917)]