20076915

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1831}}^1$

素因数の和:1899

約数の個数: 32

約数和(自身を含む): 34822656

約数和(自身を除く): 14745741

約数列:

[1, 3, 5, 15, 17, 43, 51, 85, 129, 215, 255, 645, 731, 1831, 2193, 3655, 5493, 9155, 10965, 27465, 31127, 78733, 93381, 155635, 236199, 393665, 466905, 1180995, 1338461, 4015383, 6692305, 20076915]

約数ペア:

[(1, 20076915), (3, 6692305), (5, 4015383), (15, 1338461), (17, 1180995), (43, 466905), (51, 393665), (85, 236199), (129, 155635), (215, 93381), (255, 78733), (645, 31127), (731, 27465), (1831, 10965), (2193, 9155), (3655, 5493)]