About the Number

20480252

20480251 ← → 20480253

2進数表記:1001110001000000011111100

漢数字表記:二千四十八万二百五十二

素因数分解:

2 2 × 13 1 × 19 2 × 1091 1

素因数の和:1146
約数の個数: 36
約数和(自身を含む): 40773096
約数和(自身を除く): 20292844

約数列:
[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 361, 494, 722, 988, 1091, 1444, 2182, 4364, 4693, 9386, 14183, 18772, 20729, 28366, 41458, 56732, 82916, 269477, 393851, 538954, 787702, 1077908, 1575404, 5120063, 10240126, 20480252]

約数ペア:
[(1, 20480252), (2, 10240126), (4, 5120063), (13, 1575404), (19, 1077908), (26, 787702), (38, 538954), (52, 393851), (76, 269477), (247, 82916), (361, 56732), (494, 41458), (722, 28366), (988, 20729), (1091, 18772), (1444, 14183), (2182, 9386), (4364, 4693)]

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