19364865

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{7639}}^1$

素因数の和:7673

約数の個数: 24

約数和(自身を含む): 33554880

約数和(自身を除く): 14190015

約数列:

[1, 3, 5, 13, 15, 39, 65, 169, 195, 507, 845, 2535, 7639, 22917, 38195, 99307, 114585, 297921, 496535, 1290991, 1489605, 3872973, 6454955, 19364865]

約数ペア:

[(1, 19364865), (3, 6454955), (5, 3872973), (13, 1489605), (15, 1290991), (39, 496535), (65, 297921), (169, 114585), (195, 99307), (507, 38195), (845, 22917), (2535, 7639)]