20147678210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{929}}^1\times {\mathrm{197159}}^1$

素因数の和:198106

約数の個数: 32

約数和(自身を含む): 39605500800

約数和(自身を除く): 19457822590

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 929, 1858, 4645, 9290, 10219, 20438, 51095, 102190, 197159, 394318, 985795, 1971590, 2168749, 4337498, 10843745, 21687490, 183160711, 366321422, 915803555, 1831607110, 2014767821, 4029535642, 10073839105, 20147678210]

約数ペア:

[(1, 20147678210), (2, 10073839105), (5, 4029535642), (10, 2014767821), (11, 1831607110), (22, 915803555), (55, 366321422), (110, 183160711), (929, 21687490), (1858, 10843745), (4645, 4337498), (9290, 2168749), (10219, 1971590), (20438, 985795), (51095, 394318), (102190, 197159)]