About the Number

20144420

20144419 ← → 20144421

2進数表記:1001100110110000100100100

漢数字表記:二千十四万四千四百二十

素因数分解:

2 2 × 5 1 × 31 1 × 32491 1

素因数の和:32531
約数の個数: 24
約数和(自身を含む): 43669248
約数和(自身を除く): 23524828

約数列:
[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 32491, 64982, 129964, 162455, 324910, 649820, 1007221, 2014442, 4028884, 5036105, 10072210, 20144420]

約数ペア:
[(1, 20144420), (2, 10072210), (4, 5036105), (5, 4028884), (10, 2014442), (20, 1007221), (31, 649820), (62, 324910), (124, 162455), (155, 129964), (310, 64982), (620, 32491)]

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