About the Number

201989216

201989215 ← → 201989217

2進数表記:1100000010100001110001100000

漢数字表記:二億百九十八万九千二百十六

素因数分解:

2 5 × 11 1 × 13 1 × 37 1 × 1193 1

素因数の和:1264
約数の個数: 96
約数和(自身を含む): 480217248
約数和(自身を除く): 278228032

約数列:
[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 37, 44, 52, 74, 88, 104, 143, 148, 176, 208, 286, 296, 352, 407, 416, 481, 572, 592, 814, 962, 1144, 1184, 1193, 1628, 1924, 2288, 2386, 3256, 3848, 4576, 4772, 5291, 6512, 7696, 9544, 10582, 13024, 13123, 15392, 15509, 19088, 21164, 26246, 31018, 38176, 42328, 44141, 52492, 62036, 84656, 88282, 104984, 124072, 169312, 170599, 176564, 209968, 248144, 341198, 353128, 419936, 485551, 496288, 573833, 682396, 706256, 971102, 1147666, 1364792, 1412512, 1942204, 2295332, 2729584, 3884408, 4590664, 5459168, 6312163, 7768816, 9181328, 12624326, 15537632, 18362656, 25248652, 50497304, 100994608, 201989216]

約数ペア:
[(1, 201989216), (2, 100994608), (4, 50497304), (8, 25248652), (11, 18362656), (13, 15537632), (16, 12624326), (22, 9181328), (26, 7768816), (32, 6312163), (37, 5459168), (44, 4590664), (52, 3884408), (74, 2729584), (88, 2295332), (104, 1942204), (143, 1412512), (148, 1364792), (176, 1147666), (208, 971102), (286, 706256), (296, 682396), (352, 573833), (407, 496288), (416, 485551), (481, 419936), (572, 353128), (592, 341198), (814, 248144), (962, 209968), (1144, 176564), (1184, 170599), (1193, 169312), (1628, 124072), (1924, 104984), (2288, 88282), (2386, 84656), (3256, 62036), (3848, 52492), (4576, 44141), (4772, 42328), (5291, 38176), (6512, 31018), (7696, 26246), (9544, 21164), (10582, 19088), (13024, 15509), (13123, 15392)]

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