19250452

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{28477}}^1$

素因数の和:28507

約数の個数: 18

約数和(自身を含む): 36480318

約数和(自身を除く): 17229866

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 28477, 56954, 113908, 370201, 740402, 1480804, 4812613, 9625226, 19250452]

約数ペア:

[(1, 19250452), (2, 9625226), (4, 4812613), (13, 1480804), (26, 740402), (52, 370201), (169, 113908), (338, 56954), (676, 28477)]