20086264

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:284

約数の個数: 64

約数和(自身を含む): 43776000

約数和(自身を除く): 23689736

約数列:

[1, 2, 4, 8, 11, 22, 31, 37, 44, 62, 74, 88, 124, 148, 199, 248, 296, 341, 398, 407, 682, 796, 814, 1147, 1364, 1592, 1628, 2189, 2294, 2728, 3256, 4378, 4588, 6169, 7363, 8756, 9176, 12338, 12617, 14726, 17512, 24676, 25234, 29452, 49352, 50468, 58904, 67859, 80993, 100936, 135718, 161986, 228253, 271436, 323972, 456506, 542872, 647944, 913012, 1826024, 2510783, 5021566, 10043132, 20086264]

約数ペア:

[(1, 20086264), (2, 10043132), (4, 5021566), (8, 2510783), (11, 1826024), (22, 913012), (31, 647944), (37, 542872), (44, 456506), (62, 323972), (74, 271436), (88, 228253), (124, 161986), (148, 135718), (199, 100936), (248, 80993), (296, 67859), (341, 58904), (398, 50468), (407, 49352), (682, 29452), (796, 25234), (814, 24676), (1147, 17512), (1364, 14726), (1592, 12617), (1628, 12338), (2189, 9176), (2294, 8756), (2728, 7363), (3256, 6169), (4378, 4588)]