18946395

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{233}}^1$

素因数の和:396

約数の個数: 48

約数和(自身を含む): 35773920

約数和(自身を除く): 16827525

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 139, 195, 233, 417, 585, 695, 699, 1165, 1251, 1807, 2085, 2097, 3029, 3495, 5421, 6255, 9035, 9087, 10485, 15145, 16263, 27105, 27261, 32387, 45435, 81315, 97161, 136305, 161935, 291483, 421031, 485805, 1263093, 1457415, 2105155, 3789279, 6315465, 18946395]

約数ペア:

[(1, 18946395), (3, 6315465), (5, 3789279), (9, 2105155), (13, 1457415), (15, 1263093), (39, 485805), (45, 421031), (65, 291483), (117, 161935), (139, 136305), (195, 97161), (233, 81315), (417, 45435), (585, 32387), (695, 27261), (699, 27105), (1165, 16263), (1251, 15145), (1807, 10485), (2085, 9087), (2097, 9035), (3029, 6255), (3495, 5421)]