19963042

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{787}}^1\times {\mathrm{1153}}^1$

素因数の和:1953

約数の個数: 16

約数和(自身を含む): 32736672

約数和(自身を除く): 12773630

約数列:

[1, 2, 11, 22, 787, 1153, 1574, 2306, 8657, 12683, 17314, 25366, 907411, 1814822, 9981521, 19963042]

約数ペア:

[(1, 19963042), (2, 9981521), (11, 1814822), (22, 907411), (787, 25366), (1153, 17314), (1574, 12683), (2306, 8657)]