31408816

素因数分解:

$2^4\times {\mathrm{983}}^1\times {\mathrm{1997}}^1$

素因数の和:2988

約数の個数: 20

約数和(自身を含む): 60946992

約数和(自身を除く): 29538176

約数列:

[1, 2, 4, 8, 16, 983, 1966, 1997, 3932, 3994, 7864, 7988, 15728, 15976, 31952, 1963051, 3926102, 7852204, 15704408, 31408816]

約数ペア:

[(1, 31408816), (2, 15704408), (4, 7852204), (8, 3926102), (16, 1963051), (983, 31952), (1966, 15976), (1997, 15728), (3932, 7988), (3994, 7864)]