201990318448

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{1483}}^1\times {\mathrm{23581}}^1$

素因数の和:25110

約数の個数: 60

約数和(自身を含む): 413334070968

約数和(自身を除く): 211343752520

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 361, 722, 1444, 1483, 2888, 2966, 5776, 5932, 11864, 23581, 23728, 28177, 47162, 56354, 94324, 112708, 188648, 225416, 377296, 448039, 450832, 535363, 896078, 1070726, 1792156, 2141452, 3584312, 4282904, 7168624, 8512741, 8565808, 17025482, 34050964, 34970623, 68101928, 69941246, 136203856, 139882492, 279764984, 559529968, 664441837, 1328883674, 2657767348, 5315534696, 10631069392, 12624394903, 25248789806, 50497579612, 100995159224, 201990318448]

約数ペア:

[(1, 201990318448), (2, 100995159224), (4, 50497579612), (8, 25248789806), (16, 12624394903), (19, 10631069392), (38, 5315534696), (76, 2657767348), (152, 1328883674), (304, 664441837), (361, 559529968), (722, 279764984), (1444, 139882492), (1483, 136203856), (2888, 69941246), (2966, 68101928), (5776, 34970623), (5932, 34050964), (11864, 17025482), (23581, 8565808), (23728, 8512741), (28177, 7168624), (47162, 4282904), (56354, 3584312), (94324, 2141452), (112708, 1792156), (188648, 1070726), (225416, 896078), (377296, 535363), (448039, 450832)]