12903088

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{439}}^1$

素因数の和:625

約数の個数: 40

約数和(自身を含む): 27498240

約数和(自身を除く): 14595152

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 167, 176, 334, 439, 668, 878, 1336, 1756, 1837, 2672, 3512, 3674, 4829, 7024, 7348, 9658, 14696, 19316, 29392, 38632, 73313, 77264, 146626, 293252, 586504, 806443, 1173008, 1612886, 3225772, 6451544, 12903088]

約数ペア:

[(1, 12903088), (2, 6451544), (4, 3225772), (8, 1612886), (11, 1173008), (16, 806443), (22, 586504), (44, 293252), (88, 146626), (167, 77264), (176, 73313), (334, 38632), (439, 29392), (668, 19316), (878, 14696), (1336, 9658), (1756, 7348), (1837, 7024), (2672, 4829), (3512, 3674)]