20745312

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{30871}}^1$

素因数の和:30891

約数の個数: 48

約数和(自身を含む): 62237952

約数和(自身を除く): 41492640

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 30871, 61742, 92613, 123484, 185226, 216097, 246968, 370452, 432194, 493936, 648291, 740904, 864388, 987872, 1296582, 1481808, 1728776, 2593164, 2963616, 3457552, 5186328, 6915104, 10372656, 20745312]

約数ペア:

[(1, 20745312), (2, 10372656), (3, 6915104), (4, 5186328), (6, 3457552), (7, 2963616), (8, 2593164), (12, 1728776), (14, 1481808), (16, 1296582), (21, 987872), (24, 864388), (28, 740904), (32, 648291), (42, 493936), (48, 432194), (56, 370452), (84, 246968), (96, 216097), (112, 185226), (168, 123484), (224, 92613), (336, 61742), (672, 30871)]