20189274918

素因数分解:

$2^1\times 3^1\times {\mathrm{79}}^1\times {\mathrm{1709}}^1\times {\mathrm{24923}}^1$

素因数の和:26716

約数の個数: 32

約数和(自身を含む): 40915238400

約数和(自身を除く): 20725963482

約数列:

[1, 2, 3, 6, 79, 158, 237, 474, 1709, 3418, 5127, 10254, 24923, 49846, 74769, 135011, 149538, 270022, 405033, 810066, 1968917, 3937834, 5906751, 11813502, 42593407, 85186814, 127780221, 255560442, 3364879153, 6729758306, 10094637459, 20189274918]

約数ペア:

[(1, 20189274918), (2, 10094637459), (3, 6729758306), (6, 3364879153), (79, 255560442), (158, 127780221), (237, 85186814), (474, 42593407), (1709, 11813502), (3418, 5906751), (5127, 3937834), (10254, 1968917), (24923, 810066), (49846, 405033), (74769, 270022), (135011, 149538)]