About the Number

201901390

201901389 ← → 201901391

2進数表記:1100000010001100010101001110

漢数字表記:二億百九十万千三百九十

素因数分解:

2 1 × 5 1 × 3793 1 × 5323 1

素因数の和:9123
約数の個数: 16
約数和(自身を含む): 363586608
約数和(自身を除く): 161685218

約数列:
[1, 2, 5, 10, 3793, 5323, 7586, 10646, 18965, 26615, 37930, 53230, 20190139, 40380278, 100950695, 201901390]

約数ペア:
[(1, 201901390), (2, 100950695), (5, 40380278), (10, 20190139), (3793, 53230), (5323, 37930), (7586, 26615), (10646, 18965)]

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