18628408

素因数分解:

$2^3\times {\mathrm{421}}^1\times {\mathrm{5531}}^1$

素因数の和:5958

約数の個数: 16

約数和(自身を含む): 35017560

約数和(自身を除く): 16389152

約数列:

[1, 2, 4, 8, 421, 842, 1684, 3368, 5531, 11062, 22124, 44248, 2328551, 4657102, 9314204, 18628408]

約数ペア:

[(1, 18628408), (2, 9314204), (4, 4657102), (8, 2328551), (421, 44248), (842, 22124), (1684, 11062), (3368, 5531)]