20199088385

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1171}}^1\times {\mathrm{25939}}^1$

素因数の和:27141

約数の個数: 32

約数和(自身を含む): 29185612800

約数和(自身を除く): 8986524415

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 1171, 5855, 8197, 22249, 25939, 40985, 111245, 129695, 155743, 181573, 492841, 778715, 907865, 2464205, 3449887, 17249435, 30374569, 151872845, 212621983, 577116811, 1063109915, 2885584055, 4039817677, 20199088385]

約数ペア:

[(1, 20199088385), (5, 4039817677), (7, 2885584055), (19, 1063109915), (35, 577116811), (95, 212621983), (133, 151872845), (665, 30374569), (1171, 17249435), (5855, 3449887), (8197, 2464205), (22249, 907865), (25939, 778715), (40985, 492841), (111245, 181573), (129695, 155743)]