211983896

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{190633}}^1$

素因数の和:190778

約数の個数: 16

約数和(自身を含む): 400331400

約数和(自身を除く): 188347504

約数列:

[1, 2, 4, 8, 139, 278, 556, 1112, 190633, 381266, 762532, 1525064, 26497987, 52995974, 105991948, 211983896]

約数ペア:

[(1, 211983896), (2, 105991948), (4, 52995974), (8, 26497987), (139, 1525064), (278, 762532), (556, 381266), (1112, 190633)]