31379024

素因数分解:

$2^4\times {\mathrm{991}}^1\times {\mathrm{1979}}^1$

素因数の和:2978

約数の個数: 20

約数和(自身を含む): 60888960

約数和(自身を除く): 29509936

約数列:

[1, 2, 4, 8, 16, 991, 1979, 1982, 3958, 3964, 7916, 7928, 15832, 15856, 31664, 1961189, 3922378, 7844756, 15689512, 31379024]

約数ペア:

[(1, 31379024), (2, 15689512), (4, 7844756), (8, 3922378), (16, 1961189), (991, 31664), (1979, 15856), (1982, 15832), (3958, 7928), (3964, 7916)]