20018642

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{49307}}^1$

素因数の和:49345

約数の個数: 16

約数和(自身を含む): 35501760

約数和(自身を除く): 15483118

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 49307, 98614, 345149, 690298, 1429903, 2859806, 10009321, 20018642]

約数ペア:

[(1, 20018642), (2, 10009321), (7, 2859806), (14, 1429903), (29, 690298), (58, 345149), (203, 98614), (406, 49307)]