About the Number

20983664

20983663 ← → 20983665

2進数表記:1010000000010111101110000

漢数字表記:二千九十八万三千六百六十四

素因数分解:

2 4 × 13 1 × 79 1 × 1277 1

素因数の和:1377
約数の個数: 40
約数和(自身を含む): 44372160
約数和(自身を除く): 23388496

約数列:
[1, 2, 4, 8, 13, 16, 26, 52, 79, 104, 158, 208, 316, 632, 1027, 1264, 1277, 2054, 2554, 4108, 5108, 8216, 10216, 16432, 16601, 20432, 33202, 66404, 100883, 132808, 201766, 265616, 403532, 807064, 1311479, 1614128, 2622958, 5245916, 10491832, 20983664]

約数ペア:
[(1, 20983664), (2, 10491832), (4, 5245916), (8, 2622958), (13, 1614128), (16, 1311479), (26, 807064), (52, 403532), (79, 265616), (104, 201766), (158, 132808), (208, 100883), (316, 66404), (632, 33202), (1027, 20432), (1264, 16601), (1277, 16432), (2054, 10216), (2554, 8216), (4108, 5108)]

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