18486952

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{499}}^1$

素因数の和:937

約数の個数: 32

約数和(自身を含む): 37980000

約数和(自身を除く): 19493048

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 421, 499, 842, 998, 1684, 1996, 3368, 3992, 4631, 5489, 9262, 10978, 18524, 21956, 37048, 43912, 210079, 420158, 840316, 1680632, 2310869, 4621738, 9243476, 18486952]

約数ペア:

[(1, 18486952), (2, 9243476), (4, 4621738), (8, 2310869), (11, 1680632), (22, 840316), (44, 420158), (88, 210079), (421, 43912), (499, 37048), (842, 21956), (998, 18524), (1684, 10978), (1996, 9262), (3368, 5489), (3992, 4631)]