About the Number

1993442020

1993442019 ← → 1993442021

2進数表記:1110110110100011000001011100100

漢数字表記:十九億九千三百四十四万二千二十

素因数分解:

2 2 × 5 1 × 29 1 × 47 1 × 73127 1

素因数の和:73212
約数の個数: 48
約数和(自身を含む): 4422781440
約数和(自身を除く): 2429339420

約数列:
[1, 2, 4, 5, 10, 20, 29, 47, 58, 94, 116, 145, 188, 235, 290, 470, 580, 940, 1363, 2726, 5452, 6815, 13630, 27260, 73127, 146254, 292508, 365635, 731270, 1462540, 2120683, 3436969, 4241366, 6873938, 8482732, 10603415, 13747876, 17184845, 21206830, 34369690, 42413660, 68739380, 99672101, 199344202, 398688404, 498360505, 996721010, 1993442020]

約数ペア:
[(1, 1993442020), (2, 996721010), (4, 498360505), (5, 398688404), (10, 199344202), (20, 99672101), (29, 68739380), (47, 42413660), (58, 34369690), (94, 21206830), (116, 17184845), (145, 13747876), (188, 10603415), (235, 8482732), (290, 6873938), (470, 4241366), (580, 3436969), (940, 2120683), (1363, 1462540), (2726, 731270), (5452, 365635), (6815, 292508), (13630, 146254), (27260, 73127)]

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