About the Number

2013840020

2013840019 ← → 2013840021

2進数表記:1111000000010001100001010010100

漢数字表記:二十億千三百八十四万二十

素因数分解:

2 2 × 5 1 × 19 1 × 47 1 × 112757 1

素因数の和:112832
約数の個数: 48
約数和(自身を含む): 4546402560
約数和(自身を除く): 2532562540

約数列:
[1, 2, 4, 5, 10, 19, 20, 38, 47, 76, 94, 95, 188, 190, 235, 380, 470, 893, 940, 1786, 3572, 4465, 8930, 17860, 112757, 225514, 451028, 563785, 1127570, 2142383, 2255140, 4284766, 5299579, 8569532, 10599158, 10711915, 21198316, 21423830, 26497895, 42847660, 52995790, 100692001, 105991580, 201384002, 402768004, 503460005, 1006920010, 2013840020]

約数ペア:
[(1, 2013840020), (2, 1006920010), (4, 503460005), (5, 402768004), (10, 201384002), (19, 105991580), (20, 100692001), (38, 52995790), (47, 42847660), (76, 26497895), (94, 21423830), (95, 21198316), (188, 10711915), (190, 10599158), (235, 8569532), (380, 5299579), (470, 4284766), (893, 2255140), (940, 2142383), (1786, 1127570), (3572, 563785), (4465, 451028), (8930, 225514), (17860, 112757)]

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