2149708208

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{7903339}}^1$

素因数の和:7903364

約数の個数: 20

約数和(自身を含む): 4410063720

約数和(自身を除く): 2260355512

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 7903339, 15806678, 31613356, 63226712, 126453424, 134356763, 268713526, 537427052, 1074854104, 2149708208]

約数ペア:

[(1, 2149708208), (2, 1074854104), (4, 537427052), (8, 268713526), (16, 134356763), (17, 126453424), (34, 63226712), (68, 31613356), (136, 15806678), (272, 7903339)]