About the Number

201998220131

201998220130 ← → 201998220132

2進数表記:10111100001000000010000011101101100011

漢数字表記:二千十九億九千八百二十二万百三十一

素因数分解:

17 2 × 107 1 × 137 1 × 47681 1

素因数の和:47959
約数の個数: 24
約数和(自身を含む): 218170326096
約数和(自身を除く): 16172105965

約数列:
[1, 17, 107, 137, 289, 1819, 2329, 14659, 30923, 39593, 47681, 249203, 810577, 4236451, 5101867, 6532297, 13779809, 86731739, 111049049, 698955779, 1474439563, 1887833833, 11882248243, 201998220131]

約数ペア:
[(1, 201998220131), (17, 11882248243), (107, 1887833833), (137, 1474439563), (289, 698955779), (1819, 111049049), (2329, 86731739), (14659, 13779809), (30923, 6532297), (39593, 5101867), (47681, 4236451), (249203, 810577)]

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