2638976

素因数分解:

$2^7\times {\mathrm{53}}^1\times {\mathrm{389}}^1$

素因数の和:456

約数の個数: 32

約数和(自身を含む): 5370300

約数和(自身を除く): 2731324

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 106, 128, 212, 389, 424, 778, 848, 1556, 1696, 3112, 3392, 6224, 6784, 12448, 20617, 24896, 41234, 49792, 82468, 164936, 329872, 659744, 1319488, 2638976]

約数ペア:

[(1, 2638976), (2, 1319488), (4, 659744), (8, 329872), (16, 164936), (32, 82468), (53, 49792), (64, 41234), (106, 24896), (128, 20617), (212, 12448), (389, 6784), (424, 6224), (778, 3392), (848, 3112), (1556, 1696)]