19074861

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{12541}}^1$

素因数の和:12573

約数の個数: 18

約数和(自身を含む): 29837418

約数和(自身を除く): 10762557

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 12541, 37623, 112869, 163033, 489099, 1467297, 2119429, 6358287, 19074861]

約数ペア:

[(1, 19074861), (3, 6358287), (9, 2119429), (13, 1467297), (39, 489099), (117, 163033), (169, 112869), (507, 37623), (1521, 12541)]