15946988180

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{8220097}}^1$

素因数の和:8220203

約数の個数: 24

約数和(自身を含む): 33833923368

約数和(自身を除く): 17886935188

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 8220097, 16440194, 32880388, 41100485, 82200970, 164401940, 797349409, 1594698818, 3189397636, 3986747045, 7973494090, 15946988180]

約数ペア:

[(1, 15946988180), (2, 7973494090), (4, 3986747045), (5, 3189397636), (10, 1594698818), (20, 797349409), (97, 164401940), (194, 82200970), (388, 41100485), (485, 32880388), (970, 16440194), (1940, 8220097)]