About the Number

20209328

20209327 ← → 20209329

2進数表記:1001101000101111010110000

漢数字表記:二千二十万九千三百二十八

素因数分解:

2 4 × 17 1 × 191 1 × 389 1

素因数の和:605
約数の個数: 40
約数和(自身を含む): 41783040
約数和(自身を除く): 21573712

約数列:
[1, 2, 4, 8, 16, 17, 34, 68, 136, 191, 272, 382, 389, 764, 778, 1528, 1556, 3056, 3112, 3247, 6224, 6494, 6613, 12988, 13226, 25976, 26452, 51952, 52904, 74299, 105808, 148598, 297196, 594392, 1188784, 1263083, 2526166, 5052332, 10104664, 20209328]

約数ペア:
[(1, 20209328), (2, 10104664), (4, 5052332), (8, 2526166), (16, 1263083), (17, 1188784), (34, 594392), (68, 297196), (136, 148598), (191, 105808), (272, 74299), (382, 52904), (389, 51952), (764, 26452), (778, 25976), (1528, 13226), (1556, 12988), (3056, 6613), (3112, 6494), (3247, 6224)]

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