19904096

素因数分解:

$2^5\times {\mathrm{19}}^2\times {\mathrm{1723}}^1$

素因数の和:1771

約数の個数: 36

約数和(自身を含む): 41381172

約数和(自身を除く): 21477076

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 361, 608, 722, 1444, 1723, 2888, 3446, 5776, 6892, 11552, 13784, 27568, 32737, 55136, 65474, 130948, 261896, 523792, 622003, 1047584, 1244006, 2488012, 4976024, 9952048, 19904096]

約数ペア:

[(1, 19904096), (2, 9952048), (4, 4976024), (8, 2488012), (16, 1244006), (19, 1047584), (32, 622003), (38, 523792), (76, 261896), (152, 130948), (304, 65474), (361, 55136), (608, 32737), (722, 27568), (1444, 13784), (1723, 11552), (2888, 6892), (3446, 5776)]