19517274

素因数分解:

$2^1\times 3^5\times 7^1\times {\mathrm{5737}}^1$

素因数の和:5761

約数の個数: 48

約数和(自身を含む): 50127168

約数和(自身を除く): 30609894

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 243, 378, 486, 567, 1134, 1701, 3402, 5737, 11474, 17211, 34422, 40159, 51633, 80318, 103266, 120477, 154899, 240954, 309798, 361431, 464697, 722862, 929394, 1084293, 1394091, 2168586, 2788182, 3252879, 6505758, 9758637, 19517274]

約数ペア:

[(1, 19517274), (2, 9758637), (3, 6505758), (6, 3252879), (7, 2788182), (9, 2168586), (14, 1394091), (18, 1084293), (21, 929394), (27, 722862), (42, 464697), (54, 361431), (63, 309798), (81, 240954), (126, 154899), (162, 120477), (189, 103266), (243, 80318), (378, 51633), (486, 40159), (567, 34422), (1134, 17211), (1701, 11474), (3402, 5737)]