31903456

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1447}}^1$

素因数の和:1523

約数の個数: 48

約数和(自身を含む): 68965344

約数和(自身を除く): 37061888

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 53, 104, 106, 208, 212, 416, 424, 689, 848, 1378, 1447, 1696, 2756, 2894, 5512, 5788, 11024, 11576, 18811, 22048, 23152, 37622, 46304, 75244, 76691, 150488, 153382, 300976, 306764, 601952, 613528, 996983, 1227056, 1993966, 2454112, 3987932, 7975864, 15951728, 31903456]

約数ペア:

[(1, 31903456), (2, 15951728), (4, 7975864), (8, 3987932), (13, 2454112), (16, 1993966), (26, 1227056), (32, 996983), (52, 613528), (53, 601952), (104, 306764), (106, 300976), (208, 153382), (212, 150488), (416, 76691), (424, 75244), (689, 46304), (848, 37622), (1378, 23152), (1447, 22048), (1696, 18811), (2756, 11576), (2894, 11024), (5512, 5788)]