20798765276

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{431}}^1\times {\mathrm{169919}}^1$

素因数の和:170425

約数の個数: 24

約数和(自身を含む): 36996341760

約数和(自身を除く): 16197576484

約数列:

[1, 2, 4, 71, 142, 284, 431, 862, 1724, 30601, 61202, 122404, 169919, 339838, 679676, 12064249, 24128498, 48256996, 73235089, 146470178, 292940356, 5199691319, 10399382638, 20798765276]

約数ペア:

[(1, 20798765276), (2, 10399382638), (4, 5199691319), (71, 292940356), (142, 146470178), (284, 73235089), (431, 48256996), (862, 24128498), (1724, 12064249), (30601, 679676), (61202, 339838), (122404, 169919)]