About the Number

20129384008

20129384007 ← → 20129384009

2進数表記:10010101111110011100000011001001000

漢数字表記:二百一億二千九百三十八万四千八

素因数分解:

2 3 × 31 1 × 223 1 × 363977 1

素因数の和:364237
約数の個数: 32
約数和(自身を含む): 39134914560
約数和(自身を除く): 19005530552

約数列:
[1, 2, 4, 8, 31, 62, 124, 223, 248, 446, 892, 1784, 6913, 13826, 27652, 55304, 363977, 727954, 1455908, 2911816, 11283287, 22566574, 45133148, 81166871, 90266296, 162333742, 324667484, 649334968, 2516173001, 5032346002, 10064692004, 20129384008]

約数ペア:
[(1, 20129384008), (2, 10064692004), (4, 5032346002), (8, 2516173001), (31, 649334968), (62, 324667484), (124, 162333742), (223, 90266296), (248, 81166871), (446, 45133148), (892, 22566574), (1784, 11283287), (6913, 2911816), (13826, 1455908), (27652, 727954), (55304, 363977)]

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