About the Number

201212144

201212143 ← → 201212145

2進数表記:1011111111100100000011110000

漢数字表記:二億百二十一万二千百四十四

素因数分解:

2 4 × 7 1 × 97 1 × 18521 1

素因数の和:18633
約数の個数: 40
約数和(自身を含む): 450158688
約数和(自身を除く): 248946544

約数列:
[1, 2, 4, 7, 8, 14, 16, 28, 56, 97, 112, 194, 388, 679, 776, 1358, 1552, 2716, 5432, 10864, 18521, 37042, 74084, 129647, 148168, 259294, 296336, 518588, 1037176, 1796537, 2074352, 3593074, 7186148, 12575759, 14372296, 25151518, 28744592, 50303036, 100606072, 201212144]

約数ペア:
[(1, 201212144), (2, 100606072), (4, 50303036), (7, 28744592), (8, 25151518), (14, 14372296), (16, 12575759), (28, 7186148), (56, 3593074), (97, 2074352), (112, 1796537), (194, 1037176), (388, 518588), (679, 296336), (776, 259294), (1358, 148168), (1552, 129647), (2716, 74084), (5432, 37042), (10864, 18521)]

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