19803513

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{2917}}^1$

素因数の和:3024

約数の個数: 16

約数和(自身を含む): 27639296

約数和(自身を除く): 7835783

約数列:

[1, 3, 31, 73, 93, 219, 2263, 2917, 6789, 8751, 90427, 212941, 271281, 638823, 6601171, 19803513]

約数ペア:

[(1, 19803513), (3, 6601171), (31, 638823), (73, 271281), (93, 212941), (219, 90427), (2263, 8751), (2917, 6789)]