About the Number

201989002

201989001 ← → 201989003

2進数表記:1100000010100001101110001010

漢数字表記:二億百九十八万九千二

素因数分解:

2 1 × 17 1 × 29 1 × 204857 1

素因数の和:204905
約数の個数: 16
約数和(自身を含む): 331869960
約数和(自身を除く): 129880958

約数列:
[1, 2, 17, 29, 34, 58, 493, 986, 204857, 409714, 3482569, 5940853, 6965138, 11881706, 100994501, 201989002]

約数ペア:
[(1, 201989002), (2, 100994501), (17, 11881706), (29, 6965138), (34, 5940853), (58, 3482569), (493, 409714), (986, 204857)]

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