213990008

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{1407829}}^1$

素因数の和:1407854

約数の個数: 16

約数和(自身を含む): 422349000

約数和(自身を除く): 208358992

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 1407829, 2815658, 5631316, 11262632, 26748751, 53497502, 106995004, 213990008]

約数ペア:

[(1, 213990008), (2, 106995004), (4, 53497502), (8, 26748751), (19, 11262632), (38, 5631316), (76, 2815658), (152, 1407829)]