28542368

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{20743}}^1$

素因数の和:20796

約数の個数: 24

約数和(自身を含む): 57502368

約数和(自身を除く): 28960000

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 344, 688, 1376, 20743, 41486, 82972, 165944, 331888, 663776, 891949, 1783898, 3567796, 7135592, 14271184, 28542368]

約数ペア:

[(1, 28542368), (2, 14271184), (4, 7135592), (8, 3567796), (16, 1783898), (32, 891949), (43, 663776), (86, 331888), (172, 165944), (344, 82972), (688, 41486), (1376, 20743)]