About the Number

2012803209

2012803208 ← → 2012803210

2進数表記:1110111111110001111000010001001

漢数字表記:二十億千二百八十万三千二百九

素因数分解:

3 3 × 19 1 × 23 2 × 7417 1

素因数の和:7491
約数の個数: 48
約数和(自身を含む): 3281723200
約数和(自身を除く): 1268919991

約数列:
[1, 3, 9, 19, 23, 27, 57, 69, 171, 207, 437, 513, 529, 621, 1311, 1587, 3933, 4761, 7417, 10051, 11799, 14283, 22251, 30153, 66753, 90459, 140923, 170591, 200259, 271377, 422769, 511773, 1268307, 1535319, 3241229, 3804921, 3923593, 4605957, 9723687, 11770779, 29171061, 35312337, 74548267, 87513183, 105937011, 223644801, 670934403, 2012803209]

約数ペア:
[(1, 2012803209), (3, 670934403), (9, 223644801), (19, 105937011), (23, 87513183), (27, 74548267), (57, 35312337), (69, 29171061), (171, 11770779), (207, 9723687), (437, 4605957), (513, 3923593), (529, 3804921), (621, 3241229), (1311, 1535319), (1587, 1268307), (3933, 511773), (4761, 422769), (7417, 271377), (10051, 200259), (11799, 170591), (14283, 140923), (22251, 90459), (30153, 66753)]

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