20454567

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{42349}}^1$

素因数の和:42382

約数の個数: 16

約数和(自身を含む): 32524800

約数和(自身を除く): 12070233

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 42349, 127047, 296443, 889329, 974027, 2922081, 6818189, 20454567]

約数ペア:

[(1, 20454567), (3, 6818189), (7, 2922081), (21, 974027), (23, 889329), (69, 296443), (161, 127047), (483, 42349)]