19375005

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{7643}}^1$

素因数の和:7677

約数の個数: 24

約数和(自身を含む): 33572448

約数和(自身を除く): 14197443

約数列:

[1, 3, 5, 13, 15, 39, 65, 169, 195, 507, 845, 2535, 7643, 22929, 38215, 99359, 114645, 298077, 496795, 1291667, 1490385, 3875001, 6458335, 19375005]

約数ペア:

[(1, 19375005), (3, 6458335), (5, 3875001), (13, 1490385), (15, 1291667), (39, 496795), (65, 298077), (169, 114645), (195, 99359), (507, 38215), (845, 22929), (2535, 7643)]