20175018855

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1839947}}^1$

素因数の和:1840015

約数の個数: 32

約数和(自身を含む): 34973731584

約数和(自身を除く): 14798712729

約数列:

[1, 3, 5, 15, 17, 43, 51, 85, 129, 215, 255, 645, 731, 2193, 3655, 10965, 1839947, 5519841, 9199735, 27599205, 31279099, 79117721, 93837297, 156395495, 237353163, 395588605, 469186485, 1186765815, 1345001257, 4035003771, 6725006285, 20175018855]

約数ペア:

[(1, 20175018855), (3, 6725006285), (5, 4035003771), (15, 1345001257), (17, 1186765815), (43, 469186485), (51, 395588605), (85, 237353163), (129, 156395495), (215, 93837297), (255, 79117721), (645, 31279099), (731, 27599205), (2193, 9199735), (3655, 5519841), (10965, 1839947)]