628185616

素因数分解:

$2^4\times {\mathrm{281}}^1\times {\mathrm{139721}}^1$

素因数の和:140010

約数の個数: 20

約数和(自身を含む): 1221449724

約数和(自身を除く): 593264108

約数列:

[1, 2, 4, 8, 16, 281, 562, 1124, 2248, 4496, 139721, 279442, 558884, 1117768, 2235536, 39261601, 78523202, 157046404, 314092808, 628185616]

約数ペア:

[(1, 628185616), (2, 314092808), (4, 157046404), (8, 78523202), (16, 39261601), (281, 2235536), (562, 1117768), (1124, 558884), (2248, 279442), (4496, 139721)]