199413356

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{431}}^1\times {\mathrm{1123}}^1$

素因数の和:1661

約数の個数: 24

約数和(自身を含む): 353493504

約数和(自身を除く): 154080148

約数列:

[1, 2, 4, 103, 206, 412, 431, 862, 1123, 1724, 2246, 4492, 44393, 88786, 115669, 177572, 231338, 462676, 484013, 968026, 1936052, 49853339, 99706678, 199413356]

約数ペア:

[(1, 199413356), (2, 99706678), (4, 49853339), (103, 1936052), (206, 968026), (412, 484013), (431, 462676), (862, 231338), (1123, 177572), (1724, 115669), (2246, 88786), (4492, 44393)]