20498784

素因数分解:

$2^5\times 3^1\times {\mathrm{67}}^1\times {\mathrm{3187}}^1$

素因数の和:3267

約数の個数: 48

約数和(自身を含む): 54629568

約数和(自身を除く): 34130784

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 67, 96, 134, 201, 268, 402, 536, 804, 1072, 1608, 2144, 3187, 3216, 6374, 6432, 9561, 12748, 19122, 25496, 38244, 50992, 76488, 101984, 152976, 213529, 305952, 427058, 640587, 854116, 1281174, 1708232, 2562348, 3416464, 5124696, 6832928, 10249392, 20498784]

約数ペア:

[(1, 20498784), (2, 10249392), (3, 6832928), (4, 5124696), (6, 3416464), (8, 2562348), (12, 1708232), (16, 1281174), (24, 854116), (32, 640587), (48, 427058), (67, 305952), (96, 213529), (134, 152976), (201, 101984), (268, 76488), (402, 50992), (536, 38244), (804, 25496), (1072, 19122), (1608, 12748), (2144, 9561), (3187, 6432), (3216, 6374)]