18898072

素因数分解:

$2^3\times {\mathrm{439}}^1\times {\mathrm{5381}}^1$

素因数の和:5826

約数の個数: 16

約数和(自身を含む): 35521200

約数和(自身を除く): 16623128

約数列:

[1, 2, 4, 8, 439, 878, 1756, 3512, 5381, 10762, 21524, 43048, 2362259, 4724518, 9449036, 18898072]

約数ペア:

[(1, 18898072), (2, 9449036), (4, 4724518), (8, 2362259), (439, 43048), (878, 21524), (1756, 10762), (3512, 5381)]