20180949135

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{768359}}^1$

素因数の和:768487

約数の個数: 32

約数和(自身を含む): 34520878080

約数和(自身を除く): 14339928945

約数列:

[1, 3, 5, 15, 17, 51, 85, 103, 255, 309, 515, 1545, 1751, 5253, 8755, 26265, 768359, 2305077, 3841795, 11525385, 13062103, 39186309, 65310515, 79140977, 195931545, 237422931, 395704885, 1187114655, 1345396609, 4036189827, 6726983045, 20180949135]

約数ペア:

[(1, 20180949135), (3, 6726983045), (5, 4036189827), (15, 1345396609), (17, 1187114655), (51, 395704885), (85, 237422931), (103, 195931545), (255, 79140977), (309, 65310515), (515, 39186309), (1545, 13062103), (1751, 11525385), (5253, 3841795), (8755, 2305077), (26265, 768359)]