18912686

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{12329}}^1$

素因数の和:12403

約数の個数: 16

約数和(自身を含む): 31071600

約数和(自身を除く): 12158914

約数列:

[1, 2, 13, 26, 59, 118, 767, 1534, 12329, 24658, 160277, 320554, 727411, 1454822, 9456343, 18912686]

約数ペア:

[(1, 18912686), (2, 9456343), (13, 1454822), (26, 727411), (59, 320554), (118, 160277), (767, 24658), (1534, 12329)]