18685367056

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{283}}^1\times {\mathrm{133117}}^1$

素因数の和:133439

約数の個数: 40

約数和(自身を含む): 37503067904

約数和(自身を除く): 18817700848

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 283, 496, 566, 1132, 2264, 4528, 8773, 17546, 35092, 70184, 133117, 140368, 266234, 532468, 1064936, 2129872, 4126627, 8253254, 16506508, 33013016, 37672111, 66026032, 75344222, 150688444, 301376888, 602753776, 1167835441, 2335670882, 4671341764, 9342683528, 18685367056]

約数ペア:

[(1, 18685367056), (2, 9342683528), (4, 4671341764), (8, 2335670882), (16, 1167835441), (31, 602753776), (62, 301376888), (124, 150688444), (248, 75344222), (283, 66026032), (496, 37672111), (566, 33013016), (1132, 16506508), (2264, 8253254), (4528, 4126627), (8773, 2129872), (17546, 1064936), (35092, 532468), (70184, 266234), (133117, 140368)]