About the Number

201990513031

201990513030 ← → 201990513032

2進数表記:10111100000111100100101010000110000111

漢数字表記:二千十九億九千五十一万三千三十一

素因数分解:

31 1 × 97 1 × 2011 1 × 33403 1

素因数の和:35542
約数の個数: 16
約数和(自身を含む): 210766947328
約数和(自身を除く): 8776434297

約数列:
[1, 31, 97, 2011, 3007, 33403, 62341, 195067, 1035493, 3240091, 6047077, 67173433, 100442821, 2082376423, 6515823001, 201990513031]

約数ペア:
[(1, 201990513031), (31, 6515823001), (97, 2082376423), (2011, 100442821), (3007, 67173433), (33403, 6047077), (62341, 3240091), (195067, 1035493)]

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