20222582008

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{359}}^1\times {\mathrm{389}}^1\times {\mathrm{787}}^1$

素因数の和:1564

約数の個数: 64

約数和(自身を含む): 39828672000

約数和(自身を除く): 19606089992

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 359, 389, 718, 778, 787, 1436, 1556, 1574, 2872, 3112, 3148, 6296, 8257, 8947, 16514, 17894, 18101, 33028, 35788, 36202, 66056, 71576, 72404, 139651, 144808, 279302, 282533, 306143, 558604, 565066, 612286, 1117208, 1130132, 1224572, 2260264, 2449144, 3211973, 6423946, 6498259, 7041289, 12847892, 12996518, 14082578, 25695784, 25993036, 28165156, 51986072, 56330312, 109905337, 219810674, 439621348, 879242696, 2527822751, 5055645502, 10111291004, 20222582008]

約数ペア:

[(1, 20222582008), (2, 10111291004), (4, 5055645502), (8, 2527822751), (23, 879242696), (46, 439621348), (92, 219810674), (184, 109905337), (359, 56330312), (389, 51986072), (718, 28165156), (778, 25993036), (787, 25695784), (1436, 14082578), (1556, 12996518), (1574, 12847892), (2872, 7041289), (3112, 6498259), (3148, 6423946), (6296, 3211973), (8257, 2449144), (8947, 2260264), (16514, 1224572), (17894, 1130132), (18101, 1117208), (33028, 612286), (35788, 565066), (36202, 558604), (66056, 306143), (71576, 282533), (72404, 279302), (139651, 144808)]