18804435

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1321}}^1$

素因数の和:1415

約数の個数: 32

約数和(自身を含む): 32870208

約数和(自身を除く): 14065773

約数列:

[1, 3, 5, 13, 15, 39, 65, 73, 195, 219, 365, 949, 1095, 1321, 2847, 3963, 4745, 6605, 14235, 17173, 19815, 51519, 85865, 96433, 257595, 289299, 482165, 1253629, 1446495, 3760887, 6268145, 18804435]

約数ペア:

[(1, 18804435), (3, 6268145), (5, 3760887), (13, 1446495), (15, 1253629), (39, 482165), (65, 289299), (73, 257595), (195, 96433), (219, 85865), (365, 51519), (949, 19815), (1095, 17173), (1321, 14235), (2847, 6605), (3963, 4745)]