20153913

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{7079}}^1$

素因数の和:7168

約数の個数: 16

約数和(自身を含む): 29339520

約数和(自身を除く): 9185607

約数列:

[1, 3, 13, 39, 73, 219, 949, 2847, 7079, 21237, 92027, 276081, 516767, 1550301, 6717971, 20153913]

約数ペア:

[(1, 20153913), (3, 6717971), (13, 1550301), (39, 516767), (73, 276081), (219, 92027), (949, 21237), (2847, 7079)]