18853384

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{214243}}^1$

素因数の和:214260

約数の個数: 16

約数和(自身を含む): 38563920

約数和(自身を除く): 19710536

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 214243, 428486, 856972, 1713944, 2356673, 4713346, 9426692, 18853384]

約数ペア:

[(1, 18853384), (2, 9426692), (4, 4713346), (8, 2356673), (11, 1713944), (22, 856972), (44, 428486), (88, 214243)]