About the Number

2018020004

2018020003 ← → 2018020005

2進数表記:1111000010010001000101010100100

漢数字表記:二十億千八百二万四

素因数分解:

2 2 × 7 1 × 11 1 × 13 1 × 504001 1

素因数の和:504036
約数の個数: 48
約数和(自身を含む): 4741650816
約数和(自身を除く): 2723630812

約数列:
[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 504001, 1008002, 2016004, 3528007, 5544011, 6552013, 7056014, 11088022, 13104026, 14112028, 22176044, 26208052, 38808077, 45864091, 72072143, 77616154, 91728182, 144144286, 155232308, 183456364, 288288572, 504505001, 1009010002, 2018020004]

約数ペア:
[(1, 2018020004), (2, 1009010002), (4, 504505001), (7, 288288572), (11, 183456364), (13, 155232308), (14, 144144286), (22, 91728182), (26, 77616154), (28, 72072143), (44, 45864091), (52, 38808077), (77, 26208052), (91, 22176044), (143, 14112028), (154, 13104026), (182, 11088022), (286, 7056014), (308, 6552013), (364, 5544011), (572, 3528007), (1001, 2016004), (2002, 1008002), (4004, 504001)]

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