About the Number

1872289628

1872289627 ← → 1872289629

2進数表記:1101111100110001101111101011100

漢数字表記:十八億七千二百二十八万九千六百二十八

素因数分解:

2 2 × 11 2 × 17 1 × 313 1 × 727 1

素因数の和:1083
約数の個数: 72
約数和(自身を含む): 3830744736
約数和(自身を除く): 1958455108

約数列:
[1, 2, 4, 11, 17, 22, 34, 44, 68, 121, 187, 242, 313, 374, 484, 626, 727, 748, 1252, 1454, 2057, 2908, 3443, 4114, 5321, 6886, 7997, 8228, 10642, 12359, 13772, 15994, 21284, 24718, 31988, 37873, 49436, 58531, 75746, 87967, 117062, 135949, 151492, 175934, 227551, 234124, 271898, 351868, 455102, 543796, 643841, 910204, 1287682, 1495439, 2503061, 2575364, 2990878, 3868367, 5006122, 5981756, 7736734, 10012244, 15473468, 27533671, 42552037, 55067342, 85104074, 110134684, 170208148, 468072407, 936144814, 1872289628]

約数ペア:
[(1, 1872289628), (2, 936144814), (4, 468072407), (11, 170208148), (17, 110134684), (22, 85104074), (34, 55067342), (44, 42552037), (68, 27533671), (121, 15473468), (187, 10012244), (242, 7736734), (313, 5981756), (374, 5006122), (484, 3868367), (626, 2990878), (727, 2575364), (748, 2503061), (1252, 1495439), (1454, 1287682), (2057, 910204), (2908, 643841), (3443, 543796), (4114, 455102), (5321, 351868), (6886, 271898), (7997, 234124), (8228, 227551), (10642, 175934), (12359, 151492), (13772, 135949), (15994, 117062), (21284, 87967), (24718, 75746), (31988, 58531), (37873, 49436)]

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