20487502

素因数分解:

$2^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{5171}}^1$

素因数の和:5463

約数の個数: 16

約数和(自身を含む): 35252352

約数和(自身を除く): 14764850

約数列:

[1, 2, 7, 14, 283, 566, 1981, 3962, 5171, 10342, 36197, 72394, 1463393, 2926786, 10243751, 20487502]

約数ペア:

[(1, 20487502), (2, 10243751), (7, 2926786), (14, 1463393), (283, 72394), (566, 36197), (1981, 10342), (3962, 5171)]