About the Number

20887048

20887047 ← → 20887049

2進数表記:1001111101011011000001000

漢数字表記:二千八十八万七千四十八

素因数分解:

2 3 × 7 1 × 13 2 × 2207 1

素因数の和:2246
約数の個数: 48
約数和(自身を含む): 48487680
約数和(自身を除く): 27600632

約数列:
[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 169, 182, 338, 364, 676, 728, 1183, 1352, 2207, 2366, 4414, 4732, 8828, 9464, 15449, 17656, 28691, 30898, 57382, 61796, 114764, 123592, 200837, 229528, 372983, 401674, 745966, 803348, 1491932, 1606696, 2610881, 2983864, 5221762, 10443524, 20887048]

約数ペア:
[(1, 20887048), (2, 10443524), (4, 5221762), (7, 2983864), (8, 2610881), (13, 1606696), (14, 1491932), (26, 803348), (28, 745966), (52, 401674), (56, 372983), (91, 229528), (104, 200837), (169, 123592), (182, 114764), (338, 61796), (364, 57382), (676, 30898), (728, 28691), (1183, 17656), (1352, 15449), (2207, 9464), (2366, 8828), (4414, 4732)]

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