About the Number

18169872

18169871 ← → 18169873

2進数表記:1000101010100000000010000

漢数字表記:千八百十六万九千八百七十二

素因数分解:

2 4 × 3 1 × 7 1 × 17 1 × 3181 1

素因数の和:3216
約数の個数: 80
約数和(自身を含む): 56817792
約数和(自身を除く): 38647920

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 34, 42, 48, 51, 56, 68, 84, 102, 112, 119, 136, 168, 204, 238, 272, 336, 357, 408, 476, 714, 816, 952, 1428, 1904, 2856, 3181, 5712, 6362, 9543, 12724, 19086, 22267, 25448, 38172, 44534, 50896, 54077, 66801, 76344, 89068, 108154, 133602, 152688, 162231, 178136, 216308, 267204, 324462, 356272, 378539, 432616, 534408, 648924, 757078, 865232, 1068816, 1135617, 1297848, 1514156, 2271234, 2595696, 3028312, 4542468, 6056624, 9084936, 18169872]

約数ペア:
[(1, 18169872), (2, 9084936), (3, 6056624), (4, 4542468), (6, 3028312), (7, 2595696), (8, 2271234), (12, 1514156), (14, 1297848), (16, 1135617), (17, 1068816), (21, 865232), (24, 757078), (28, 648924), (34, 534408), (42, 432616), (48, 378539), (51, 356272), (56, 324462), (68, 267204), (84, 216308), (102, 178136), (112, 162231), (119, 152688), (136, 133602), (168, 108154), (204, 89068), (238, 76344), (272, 66801), (336, 54077), (357, 50896), (408, 44534), (476, 38172), (714, 25448), (816, 22267), (952, 19086), (1428, 12724), (1904, 9543), (2856, 6362), (3181, 5712)]

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