208320403408

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{4327}}^1\times {\mathrm{231463}}^1$

素因数の和:235811

約数の個数: 40

約数和(自身を含む): 434770867328

約数和(自身を除く): 226450463920

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 4327, 8654, 17308, 34616, 56251, 69232, 112502, 225004, 231463, 450008, 462926, 900016, 925852, 1851704, 3009019, 3703408, 6018038, 12036076, 24072152, 48144304, 1001540401, 2003080802, 4006161604, 8012323208, 13020025213, 16024646416, 26040050426, 52080100852, 104160201704, 208320403408]

約数ペア:

[(1, 208320403408), (2, 104160201704), (4, 52080100852), (8, 26040050426), (13, 16024646416), (16, 13020025213), (26, 8012323208), (52, 4006161604), (104, 2003080802), (208, 1001540401), (4327, 48144304), (8654, 24072152), (17308, 12036076), (34616, 6018038), (56251, 3703408), (69232, 3009019), (112502, 1851704), (225004, 925852), (231463, 900016), (450008, 462926)]