20386804592

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{40459}}^1$

素因数の和:40894

約数の個数: 80

約数和(自身を含む): 49367673600

約数和(自身を除く): 28980869008

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 409, 616, 818, 1232, 1636, 2863, 3272, 4499, 5726, 6544, 8998, 11452, 17996, 22904, 31493, 35992, 40459, 45808, 62986, 71984, 80918, 125972, 161836, 251944, 283213, 323672, 445049, 503888, 566426, 647344, 890098, 1132852, 1780196, 2265704, 3115343, 3560392, 4531408, 6230686, 7120784, 12461372, 16547731, 24922744, 33095462, 49845488, 66190924, 115834117, 132381848, 182025041, 231668234, 264763696, 364050082, 463336468, 728100164, 926672936, 1274175287, 1456200328, 1853345872, 2548350574, 2912400656, 5096701148, 10193402296, 20386804592]

約数ペア:

[(1, 20386804592), (2, 10193402296), (4, 5096701148), (7, 2912400656), (8, 2548350574), (11, 1853345872), (14, 1456200328), (16, 1274175287), (22, 926672936), (28, 728100164), (44, 463336468), (56, 364050082), (77, 264763696), (88, 231668234), (112, 182025041), (154, 132381848), (176, 115834117), (308, 66190924), (409, 49845488), (616, 33095462), (818, 24922744), (1232, 16547731), (1636, 12461372), (2863, 7120784), (3272, 6230686), (4499, 4531408), (5726, 3560392), (6544, 3115343), (8998, 2265704), (11452, 1780196), (17996, 1132852), (22904, 890098), (31493, 647344), (35992, 566426), (40459, 503888), (45808, 445049), (62986, 323672), (71984, 283213), (80918, 251944), (125972, 161836)]