18135376

素因数分解:

$2^4\times 7^1\times {\mathrm{161923}}^1$

素因数の和:161938

約数の個数: 20

約数和(自身を含む): 40157152

約数和(自身を除く): 22021776

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 161923, 323846, 647692, 1133461, 1295384, 2266922, 2590768, 4533844, 9067688, 18135376]

約数ペア:

[(1, 18135376), (2, 9067688), (4, 4533844), (7, 2590768), (8, 2266922), (14, 1295384), (16, 1133461), (28, 647692), (56, 323846), (112, 161923)]