2181664888

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{117193}}^1$

素因数の和:117391

約数の個数: 32

約数和(自身を含む): 4429933200

約数和(自身を除く): 2248268312

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 179, 358, 716, 1432, 2327, 4654, 9308, 18616, 117193, 234386, 468772, 937544, 1523509, 3047018, 6094036, 12188072, 20977547, 41955094, 83910188, 167820376, 272708111, 545416222, 1090832444, 2181664888]

約数ペア:

[(1, 2181664888), (2, 1090832444), (4, 545416222), (8, 272708111), (13, 167820376), (26, 83910188), (52, 41955094), (104, 20977547), (179, 12188072), (358, 6094036), (716, 3047018), (1432, 1523509), (2327, 937544), (4654, 468772), (9308, 234386), (18616, 117193)]