19991976

素因数分解:

$2^3\times 3^1\times {\mathrm{293}}^1\times {\mathrm{2843}}^1$

素因数の和:3145

約数の個数: 32

約数和(自身を含む): 50168160

約数和(自身を除く): 30176184

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 293, 586, 879, 1172, 1758, 2344, 2843, 3516, 5686, 7032, 8529, 11372, 17058, 22744, 34116, 68232, 832999, 1665998, 2498997, 3331996, 4997994, 6663992, 9995988, 19991976]

約数ペア:

[(1, 19991976), (2, 9995988), (3, 6663992), (4, 4997994), (6, 3331996), (8, 2498997), (12, 1665998), (24, 832999), (293, 68232), (586, 34116), (879, 22744), (1172, 17058), (1758, 11372), (2344, 8529), (2843, 7032), (3516, 5686)]