18794438

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{10789}}^1$

素因数の和:10871

約数の個数: 16

約数和(自身を含む): 30816240

約数和(自身を除く): 12021802

約数列:

[1, 2, 13, 26, 67, 134, 871, 1742, 10789, 21578, 140257, 280514, 722863, 1445726, 9397219, 18794438]

約数ペア:

[(1, 18794438), (2, 9397219), (13, 1445726), (26, 722863), (67, 280514), (134, 140257), (871, 21578), (1742, 10789)]