About the Number

16381872

16381871 ← → 16381873

2進数表記:111110011111011110110000

漢数字表記:千六百三十八万千八百七十二

素因数分解:

2 4 × 3 3 × 13 1 × 2917 1

素因数の和:2947
約数の個数: 80
約数和(自身を含む): 50656480
約数和(自身を除く): 34274608

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 104, 108, 117, 144, 156, 208, 216, 234, 312, 351, 432, 468, 624, 702, 936, 1404, 1872, 2808, 2917, 5616, 5834, 8751, 11668, 17502, 23336, 26253, 35004, 37921, 46672, 52506, 70008, 75842, 78759, 105012, 113763, 140016, 151684, 157518, 210024, 227526, 303368, 315036, 341289, 420048, 455052, 606736, 630072, 682578, 910104, 1023867, 1260144, 1365156, 1820208, 2047734, 2730312, 4095468, 5460624, 8190936, 16381872]

約数ペア:
[(1, 16381872), (2, 8190936), (3, 5460624), (4, 4095468), (6, 2730312), (8, 2047734), (9, 1820208), (12, 1365156), (13, 1260144), (16, 1023867), (18, 910104), (24, 682578), (26, 630072), (27, 606736), (36, 455052), (39, 420048), (48, 341289), (52, 315036), (54, 303368), (72, 227526), (78, 210024), (104, 157518), (108, 151684), (117, 140016), (144, 113763), (156, 105012), (208, 78759), (216, 75842), (234, 70008), (312, 52506), (351, 46672), (432, 37921), (468, 35004), (624, 26253), (702, 23336), (936, 17502), (1404, 11668), (1872, 8751), (2808, 5834), (2917, 5616)]

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