19434285

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1$

素因数の和:402

約数の個数: 48

約数和(自身を含む): 36691200

約数和(自身を除く): 17256915

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 139, 195, 239, 417, 585, 695, 717, 1195, 1251, 1807, 2085, 2151, 3107, 3585, 5421, 6255, 9035, 9321, 10755, 15535, 16263, 27105, 27963, 33221, 46605, 81315, 99663, 139815, 166105, 298989, 431873, 498315, 1295619, 1494945, 2159365, 3886857, 6478095, 19434285]

約数ペア:

[(1, 19434285), (3, 6478095), (5, 3886857), (9, 2159365), (13, 1494945), (15, 1295619), (39, 498315), (45, 431873), (65, 298989), (117, 166105), (139, 139815), (195, 99663), (239, 81315), (417, 46605), (585, 33221), (695, 27963), (717, 27105), (1195, 16263), (1251, 15535), (1807, 10755), (2085, 9321), (2151, 9035), (3107, 6255), (3585, 5421)]