219647204

素因数分解:

$2^2\times 7^2\times {\mathrm{1120649}}^1$

素因数の和:1120667

約数の個数: 18

約数和(自身を含む): 447139350

約数和(自身を除く): 227492146

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 1120649, 2241298, 4482596, 7844543, 15689086, 31378172, 54911801, 109823602, 219647204]

約数ペア:

[(1, 219647204), (2, 109823602), (4, 54911801), (7, 31378172), (14, 15689086), (28, 7844543), (49, 4482596), (98, 2241298), (196, 1120649)]