20491296

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{30493}}^1$

素因数の和:30513

約数の個数: 48

約数和(自身を含む): 61475904

約数和(自身を除く): 40984608

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, 30493, 60986, 91479, 121972, 182958, 213451, 243944, 365916, 426902, 487888, 640353, 731832, 853804, 975776, 1280706, 1463664, 1707608, 2561412, 2927328, 3415216, 5122824, 6830432, 10245648, 20491296]

約数ペア:

[(1, 20491296), (2, 10245648), (3, 6830432), (4, 5122824), (6, 3415216), (7, 2927328), (8, 2561412), (12, 1707608), (14, 1463664), (16, 1280706), (21, 975776), (24, 853804), (28, 731832), (32, 640353), (42, 487888), (48, 426902), (56, 365916), (84, 243944), (96, 213451), (112, 182958), (168, 121972), (224, 91479), (336, 60986), (672, 30493)]