About the Number

20138992055

20138992054 ← → 20138992056

2進数表記:10010110000011000001010000110110111

漢数字表記:二百一億三千八百九十九万二千五十五

素因数分解:

5 1 × 7 1 × 13 1 × 31 1 × 109 1 × 13099 1

素因数の和:13264
約数の個数: 64
約数和(自身を含む): 30987264000
約数和(自身を除く): 10848271945

約数列:
[1, 5, 7, 13, 31, 35, 65, 91, 109, 155, 217, 403, 455, 545, 763, 1085, 1417, 2015, 2821, 3379, 3815, 7085, 9919, 13099, 14105, 16895, 23653, 43927, 49595, 65495, 91693, 118265, 170287, 219635, 307489, 406069, 458465, 851435, 1192009, 1427791, 1537445, 2030345, 2842483, 5278897, 5960045, 7138955, 9994537, 14212415, 18561283, 26394485, 36952279, 44261521, 49972685, 92806415, 129928981, 184761395, 221307605, 309830647, 575399773, 649644905, 1549153235, 2876998865, 4027798411, 20138992055]

約数ペア:
[(1, 20138992055), (5, 4027798411), (7, 2876998865), (13, 1549153235), (31, 649644905), (35, 575399773), (65, 309830647), (91, 221307605), (109, 184761395), (155, 129928981), (217, 92806415), (403, 49972685), (455, 44261521), (545, 36952279), (763, 26394485), (1085, 18561283), (1417, 14212415), (2015, 9994537), (2821, 7138955), (3379, 5960045), (3815, 5278897), (7085, 2842483), (9919, 2030345), (13099, 1537445), (14105, 1427791), (16895, 1192009), (23653, 851435), (43927, 458465), (49595, 406069), (65495, 307489), (91693, 219635), (118265, 170287)]

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