About the Number

201690992

201690991 ← → 201690993

2進数表記:1100000001011000111101110000

漢数字表記:二億百六十九万九百九十二

素因数分解:

2 4 × 17 1 × 157 1 × 4723 1

素因数の和:4905
約数の個数: 40
約数和(自身を含む): 416486736
約数和(自身を除く): 214795744

約数列:
[1, 2, 4, 8, 16, 17, 34, 68, 136, 157, 272, 314, 628, 1256, 2512, 2669, 4723, 5338, 9446, 10676, 18892, 21352, 37784, 42704, 75568, 80291, 160582, 321164, 642328, 741511, 1284656, 1483022, 2966044, 5932088, 11864176, 12605687, 25211374, 50422748, 100845496, 201690992]

約数ペア:
[(1, 201690992), (2, 100845496), (4, 50422748), (8, 25211374), (16, 12605687), (17, 11864176), (34, 5932088), (68, 2966044), (136, 1483022), (157, 1284656), (272, 741511), (314, 642328), (628, 321164), (1256, 160582), (2512, 80291), (2669, 75568), (4723, 42704), (5338, 37784), (9446, 21352), (10676, 18892)]

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