20147248604

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1\times {\mathrm{44851}}^1$

素因数の和:45186

約数の個数: 48

約数和(自身を含む): 41111702016

約数和(自身を除く): 20964453412

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 263, 427, 526, 854, 1052, 1708, 1841, 3682, 7364, 16043, 32086, 44851, 64172, 89702, 112301, 179404, 224602, 313957, 449204, 627914, 1255828, 2735911, 5471822, 10943644, 11795813, 19151377, 23591626, 38302754, 47183252, 76605508, 82570691, 165141382, 330282764, 719544593, 1439089186, 2878178372, 5036812151, 10073624302, 20147248604]

約数ペア:

[(1, 20147248604), (2, 10073624302), (4, 5036812151), (7, 2878178372), (14, 1439089186), (28, 719544593), (61, 330282764), (122, 165141382), (244, 82570691), (263, 76605508), (427, 47183252), (526, 38302754), (854, 23591626), (1052, 19151377), (1708, 11795813), (1841, 10943644), (3682, 5471822), (7364, 2735911), (16043, 1255828), (32086, 627914), (44851, 449204), (64172, 313957), (89702, 224602), (112301, 179404)]