19109848

素因数分解:

$2^3\times {\mathrm{211}}^1\times {\mathrm{11321}}^1$

素因数の和:11538

約数の個数: 16

約数和(自身を含む): 36003960

約数和(自身を除く): 16894112

約数列:

[1, 2, 4, 8, 211, 422, 844, 1688, 11321, 22642, 45284, 90568, 2388731, 4777462, 9554924, 19109848]

約数ペア:

[(1, 19109848), (2, 9554924), (4, 4777462), (8, 2388731), (211, 90568), (422, 45284), (844, 22642), (1688, 11321)]