208766168

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{19489}}^1$

素因数の和:19611

約数の個数: 32

約数和(自身を含む): 425661600

約数和(自身を除く): 216895432

約数列:

[1, 2, 4, 8, 13, 26, 52, 103, 104, 206, 412, 824, 1339, 2678, 5356, 10712, 19489, 38978, 77956, 155912, 253357, 506714, 1013428, 2007367, 2026856, 4014734, 8029468, 16058936, 26095771, 52191542, 104383084, 208766168]

約数ペア:

[(1, 208766168), (2, 104383084), (4, 52191542), (8, 26095771), (13, 16058936), (26, 8029468), (52, 4014734), (103, 2026856), (104, 2007367), (206, 1013428), (412, 506714), (824, 253357), (1339, 155912), (2678, 77956), (5356, 38978), (10712, 19489)]