19120647

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{70039}}^1$

素因数の和:70062

約数の個数: 16

約数和(自身を含む): 31377920

約数和(自身を除く): 12257273

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 70039, 210117, 490273, 910507, 1470819, 2731521, 6373549, 19120647]

約数ペア:

[(1, 19120647), (3, 6373549), (7, 2731521), (13, 1470819), (21, 910507), (39, 490273), (91, 210117), (273, 70039)]