20194458112

素因数分解:

$2^9\times {\mathrm{241}}^1\times {\mathrm{163661}}^1$

素因数の和:163920

約数の個数: 40

約数和(自身を含む): 40517146692

約数和(自身を除く): 20322688580

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 241, 256, 482, 512, 964, 1928, 3856, 7712, 15424, 30848, 61696, 123392, 163661, 327322, 654644, 1309288, 2618576, 5237152, 10474304, 20948608, 39442301, 41897216, 78884602, 83794432, 157769204, 315538408, 631076816, 1262153632, 2524307264, 5048614528, 10097229056, 20194458112]

約数ペア:

[(1, 20194458112), (2, 10097229056), (4, 5048614528), (8, 2524307264), (16, 1262153632), (32, 631076816), (64, 315538408), (128, 157769204), (241, 83794432), (256, 78884602), (482, 41897216), (512, 39442301), (964, 20948608), (1928, 10474304), (3856, 5237152), (7712, 2618576), (15424, 1309288), (30848, 654644), (61696, 327322), (123392, 163661)]