1991471624

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{13101787}}^1$

素因数の和:13101812

約数の個数: 16

約数和(自身を含む): 3930536400

約数和(自身を除く): 1939064776

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 13101787, 26203574, 52407148, 104814296, 248933953, 497867906, 995735812, 1991471624]

約数ペア:

[(1, 1991471624), (2, 995735812), (4, 497867906), (8, 248933953), (19, 104814296), (38, 52407148), (76, 26203574), (152, 13101787)]