About the Number

2008013956

2008013955 ← → 2008013957

2進数表記:1110111101011111101110010000100

漢数字表記:二十億八百一万三千九百五十六

素因数分解:

2 2 × 13 1 × 17 1 × 1361 1 × 1669 1

素因数の和:3064
約数の個数: 48
約数和(自身を含む): 4012288560
約数和(自身を除く): 2004274604

約数列:
[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 1361, 1669, 2722, 3338, 5444, 6676, 17693, 21697, 23137, 28373, 35386, 43394, 46274, 56746, 70772, 86788, 92548, 113492, 300781, 368849, 601562, 737698, 1203124, 1475396, 2271509, 4543018, 9086036, 29529617, 38615653, 59059234, 77231306, 118118468, 154462612, 502003489, 1004006978, 2008013956]

約数ペア:
[(1, 2008013956), (2, 1004006978), (4, 502003489), (13, 154462612), (17, 118118468), (26, 77231306), (34, 59059234), (52, 38615653), (68, 29529617), (221, 9086036), (442, 4543018), (884, 2271509), (1361, 1475396), (1669, 1203124), (2722, 737698), (3338, 601562), (5444, 368849), (6676, 300781), (17693, 113492), (21697, 92548), (23137, 86788), (28373, 70772), (35386, 56746), (43394, 46274)]

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