18243962

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{1889}}^1$

素因数の和:2341

約数の個数: 16

約数和(自身を含む): 29937600

約数和(自身を除く): 11693638

約数列:

[1, 2, 11, 22, 439, 878, 1889, 3778, 4829, 9658, 20779, 41558, 829271, 1658542, 9121981, 18243962]

約数ペア:

[(1, 18243962), (2, 9121981), (11, 1658542), (22, 829271), (439, 41558), (878, 20779), (1889, 9658), (3778, 4829)]