20512382990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{2783227}}^1$

素因数の和:2783312

約数の個数: 32

約数和(自身を含む): 40880052864

約数和(自身を除く): 20367669874

約数列:

[1, 2, 5, 10, 11, 22, 55, 67, 110, 134, 335, 670, 737, 1474, 3685, 7370, 2783227, 5566454, 13916135, 27832270, 30615497, 61230994, 153077485, 186476209, 306154970, 372952418, 932381045, 1864762090, 2051238299, 4102476598, 10256191495, 20512382990]

約数ペア:

[(1, 20512382990), (2, 10256191495), (5, 4102476598), (10, 2051238299), (11, 1864762090), (22, 932381045), (55, 372952418), (67, 306154970), (110, 186476209), (134, 153077485), (335, 61230994), (670, 30615497), (737, 27832270), (1474, 13916135), (3685, 5566454), (7370, 2783227)]