19178138

素因数分解:

$2^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{10457}}^1$

素因数の和:10597

約数の個数: 16

約数和(自身を含む): 33130944

約数和(自身を除く): 13952806

約数列:

[1, 2, 7, 14, 131, 262, 917, 1834, 10457, 20914, 73199, 146398, 1369867, 2739734, 9589069, 19178138]

約数ペア:

[(1, 19178138), (2, 9589069), (7, 2739734), (14, 1369867), (131, 146398), (262, 73199), (917, 20914), (1834, 10457)]