28340464

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{26437}}^1$

素因数の和:26512

約数の個数: 20

約数和(自身を含む): 55731304

約数和(自身を除く): 27390840

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 26437, 52874, 105748, 211496, 422992, 1771279, 3542558, 7085116, 14170232, 28340464]

約数ペア:

[(1, 28340464), (2, 14170232), (4, 7085116), (8, 3542558), (16, 1771279), (67, 422992), (134, 211496), (268, 105748), (536, 52874), (1072, 26437)]