About the Number

201974564

201974563 ← → 201974565

2進数表記:1100000010011110001100100100

漢数字表記:二億百九十七万四千五百六十四

素因数分解:

2 2 × 11 1 × 37 1 × 97 1 × 1279 1

素因数の和:1428
約数の個数: 48
約数和(自身を含む): 400404480
約数和(自身を除く): 198429916

約数列:
[1, 2, 4, 11, 22, 37, 44, 74, 97, 148, 194, 388, 407, 814, 1067, 1279, 1628, 2134, 2558, 3589, 4268, 5116, 7178, 14069, 14356, 28138, 39479, 47323, 56276, 78958, 94646, 124063, 157916, 189292, 248126, 496252, 520553, 1041106, 1364693, 2082212, 2729386, 4590331, 5458772, 9180662, 18361324, 50493641, 100987282, 201974564]

約数ペア:
[(1, 201974564), (2, 100987282), (4, 50493641), (11, 18361324), (22, 9180662), (37, 5458772), (44, 4590331), (74, 2729386), (97, 2082212), (148, 1364693), (194, 1041106), (388, 520553), (407, 496252), (814, 248126), (1067, 189292), (1279, 157916), (1628, 124063), (2134, 94646), (2558, 78958), (3589, 56276), (4268, 47323), (5116, 39479), (7178, 28138), (14069, 14356)]

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